{"id":353,"date":"2016-03-29T09:20:10","date_gmt":"2016-03-29T07:20:10","guid":{"rendered":"https:\/\/www.herz-energie.at\/en\/?page_id=353"},"modified":"2026-03-25T11:19:27","modified_gmt":"2026-03-25T10:19:27","slug":"herz-firestar-eco-gasification-boiler-20-40","status":"publish","type":"page","link":"http:\/\/www.herz-energie.at\/en\/products\/boiler-for-log-wood\/herz-firestar-eco-gasification-boiler-20-40\/","title":{"rendered":"HERZ firestar ECO Gasification boiler 20-40"},"content":{"rendered":"<p><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start\" style=\"max-width:1216.8px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:0px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-1\"><p class=\"ai-optimize-14 ai-optimize-introduction\">\n<\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-2 fusion-parallax-none nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-padding-top:166px;--awb-padding-bottom:40px;--awb-background-image:url(&quot;https:\/\/www.herz-energie.at\/wp-content\/uploads\/2016\/03\/holzscheite-scheitholz-feuer-Holzvergaserkessel-e1556870330485.jpg&quot;);--awb-background-size:cover;\" ><div class=\"fusion-builder-row fusion-row\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-1 fusion_builder_column_3_5 3_5 fusion-three-fifth fusion-column-first\" style=\"--awb-padding-top:10px;--awb-padding-left:20px;--awb-overflow:hidden;--awb-bg-color:rgba(0,102,65,0.97);--awb-bg-size:cover;--awb-box-shadow:-20px 0px 0px #004f38;;--awb-border-color:#ffffff;--awb-border-top:0;--awb-border-right:0;--awb-border-bottom:0;--awb-border-left:0;--awb-border-style:solid;--awb-border-radius:0px 20px 20px 0px;--awb-margin-bottom:-100px;width:60%;width:calc(60% - ( ( 4% ) * 0.6 ) );margin-right: 4%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\"><div class=\"fusion-text fusion-text-2\"><h1 class=\"ai-optimize-15\"><span style=\"color: #ffffff;\">Wood gasification boiler<\/span><br \/>\n<span style=\"color: #ffffff;\">firestar 18-40 kW ECO series<\/span><\/h1>\n<p class=\"ai-optimize-16\"><span style=\"color: #ffffff; text-align: left;\"><em>Power range 7,6 till 40 kW <\/em><\/span><i class=\"fb-icon-element-1 fb-icon-element fontawesome-icon fa-home fas circle-no fusion-text-flow\" style=\"--awb-font-size:24px;--awb-margin-right:12px;\"><\/i><\/p>\n<\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-2 fusion_builder_column_1_3 1_3 fusion-one-third fusion-column-last\" style=\"--awb-bg-blend:overlay;--awb-bg-size:cover;width:33.333333333333%;width:calc(33.333333333333% - ( ( 4% ) * 0.33333333333333 ) );\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\"><div class=\"fusion-clearfix\"><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-3 nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;\" ><div class=\"fusion-builder-row fusion-row\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-3 fusion_builder_column_2_3 2_3 fusion-two-third fusion-column-first\" style=\"--awb-padding-top:10px;--awb-padding-right:10px;--awb-padding-bottom:10px;--awb-padding-left:10px;--awb-bg-position:right bottom;--awb-bg-blend:overlay;--awb-bg-size:cover;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\"><div class=\"fusion-sep-clear\"><\/div><div class=\"fusion-separator fusion-full-width-sep\" style=\"margin-left: auto;margin-right: auto;margin-top:70px;width:100%;\"><\/div><div class=\"fusion-sep-clear\"><\/div><div class=\"fusion-text fusion-text-3\"><ul>\n<li class=\"ai-optimize-17\">Simple, fast and user-friendly firing up without kindling.<\/li>\n<li class=\"ai-optimize-18\">Energy-saving combustion due to the unique <span style=\"color: #006641;\"> <a style=\"color: #006641;\" href=\"https:\/\/youtu.be\/vEa5d4-Q42E\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>double vortex combustion chamber<\/strong><\/a><\/span> made of SIC (no fireclay).<\/li>\n<li class=\"ai-optimize-19\">The large filling shaft for half meter logs guarantees a long burning time \u2013 up to 8 hours at nominal load (depending on boiler-type).<\/li>\n<li class=\"ai-optimize-20\">The very quiet operation of the boiler is based on high-quality system components.<\/li>\n<\/ul>\n<p class=\"ai-optimize-21\">\n<\/div><div class=\"fusion-sep-clear\"><\/div><div class=\"fusion-separator fusion-full-width-sep\" style=\"margin-left: auto;margin-right: auto;margin-bottom:30px;width:100%;\"><\/div><div class=\"fusion-sep-clear\"><\/div><div class=\"fusion-content-boxes content-boxes columns row fusion-columns-3 fusion-columns-total-2 fusion-content-boxes-1 content-boxes-icon-with-title content-left\" style=\"--awb-margin-bottom:-80px;--awb-hover-accent-color:#e10707;--awb-circle-hover-accent-color:#e10707;\" data-animationOffset=\"top-into-view\"><div style=\"--awb-backgroundcolor:rgba(255,255,255,0);\" class=\"fusion-column content-box-column content-box-column content-box-column-1 col-lg-4 col-md-4 col-sm-4 fusion-content-box-hover content-box-column-first-in-row\"><div class=\"col content-box-wrapper content-wrapper link-area-link-icon link-type-text icon-hover-animation-pulsate\" data-animationOffset=\"top-into-view\"><div class=\"heading heading-with-icon icon-left\"><a class=\"heading-link\" style=\"float:left;\" href=\"https:\/\/www.herz-energie.at\/en\/downloads-2\/?drawer=Prospekte%20=%20Brochures*English%20=%20Englisch\" target=\"_blank\" rel=\"noopener noreferrer\"><div class=\"icon\"><i style=\"border-color:rgba(255,255,255,0);border-width:0px;background-color:rgba(225,7,7,0.9);box-sizing:content-box;height:42px;width:42px;line-height:42px;border-radius:50%;font-size:21px;\" aria-hidden=\"true\" class=\"fontawesome-icon fa-file-pdf far circle-yes\"><\/i><\/div><h2 class=\"content-box-heading\" style=\"--h2_typography-font-size:18px;line-height:23px;\">Brochure Download<\/h2><\/a><\/div><\/div><\/div><div style=\"--awb-backgroundcolor:rgba(255,255,255,0);\" class=\"fusion-column content-box-column content-box-column content-box-column-2 col-lg-4 col-md-4 col-sm-4 fusion-content-box-hover content-box-column-last\"><div class=\"col content-box-wrapper content-wrapper link-area-link-icon link-type-text icon-hover-animation-pulsate\" data-animationOffset=\"top-into-view\"><div class=\"heading heading-with-icon icon-left\"><a class=\"heading-link\" style=\"float:left;\" href=\"https:\/\/www.herz-energie.at\/en\/product-inquiry\/\" target=\"_self\"><div class=\"icon\"><i style=\"border-color:rgba(255,255,255,0);border-width:0px;background-color:rgba(225,7,7,0.9);box-sizing:content-box;height:42px;width:42px;line-height:42px;border-radius:50%;font-size:21px;\" aria-hidden=\"true\" class=\"fontawesome-icon fa-envelope-open far circle-yes\"><\/i><\/div><h2 class=\"content-box-heading\" style=\"--h2_typography-font-size:18px;line-height:23px;\">Request now<\/h2><\/a><\/div><\/div><\/div><div class=\"fusion-clearfix\"><\/div><\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-4 fusion_builder_column_1_3 1_3 fusion-one-third fusion-column-last\" style=\"--awb-bg-blend:overlay;--awb-bg-size:cover;--awb-border-color:#dddddd;--awb-border-top:0;--awb-border-right:0;--awb-border-bottom:0;--awb-border-left:0;--awb-border-style:solid;--awb-margin-bottom:20px;width:30.6666%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\"><div class=\"fusion-sep-clear\"><\/div><div class=\"fusion-separator fusion-full-width-sep\" style=\"margin-left: auto;margin-right: auto;margin-top:20px;width:100%;\"><\/div><div class=\"fusion-sep-clear\"><\/div><div class=\"fusion-slider-sc fusion-flexslider-loading flexslider flexslider-hover-type-none\" data-slideshow_autoplay=\"1\" data-slideshow_smooth_height=\"0\" data-slideshow_speed=\"7000\" style=\"max-width:100%;height:100%;\"><ul class=\"slides\"><li class=\"image\"><a class=\"lightbox-enabled\" data-rel=\"iLightbox[slider_carousel_1]\" title=\"HERZ_firestar_Lambda_ECO_log_wood_shadow\" data-title=\"HERZ_firestar_Lambda_ECO_log_wood_shadow\" aria-label=\"HERZ_firestar_Lambda_ECO_log_wood_shadow\" href=\"https:\/\/www.herz-energie.at\/en\/wp-content\/uploads\/sites\/2\/2022\/03\/HERZ_firestar_Lambda_ECO_log_wood_shadow.png\" target=\"_self\"><span class=\"fusion-image-hover-element hover-type-none\"><img decoding=\"async\" src=\"http:\/\/www.herz-energie.at\/en\/wp-content\/uploads\/sites\/2\/2022\/03\/HERZ_firestar_Lambda_ECO_log_wood_shadow.png\" width=\"600\" height=\"600\" class=\"wp-image-1727\" srcset=\"http:\/\/www.herz-energie.at\/en\/wp-content\/uploads\/sites\/2\/2022\/03\/HERZ_firestar_Lambda_ECO_log_wood_shadow-200x200.png 200w, http:\/\/www.herz-energie.at\/en\/wp-content\/uploads\/sites\/2\/2022\/03\/HERZ_firestar_Lambda_ECO_log_wood_shadow-400x400.png 400w, http:\/\/www.herz-energie.at\/en\/wp-content\/uploads\/sites\/2\/2022\/03\/HERZ_firestar_Lambda_ECO_log_wood_shadow.png 600w\" sizes=\"(max-width: 820px) 100vw, 400px\" \/><\/span><\/a><\/li><li class=\"image\"><a class=\"lightbox-enabled\" data-rel=\"iLightbox[slider_carousel_1]\" title=\"Firestar-ECO-Schnittbild-2024\" data-title=\"Firestar-ECO-Schnittbild-2024\" aria-label=\"Firestar-ECO-Schnittbild-2024\" href=\"https:\/\/www.herz-energie.at\/wp-content\/uploads\/2016\/03\/firestar-eco_schnit.jpg\" target=\"_self\"><span class=\"fusion-image-hover-element hover-type-none\"><img decoding=\"async\" src=\"http:\/\/www.herz-energie.at\/en\/wp-content\/uploads\/sites\/2\/2024\/06\/Firestar-ECO-Schnittbild-2024.png\" width=\"1920\" height=\"1920\" class=\"wp-image-2369\" srcset=\"http:\/\/www.herz-energie.at\/en\/wp-content\/uploads\/sites\/2\/2024\/06\/Firestar-ECO-Schnittbild-2024-200x200.png 200w, http:\/\/www.herz-energie.at\/en\/wp-content\/uploads\/sites\/2\/2024\/06\/Firestar-ECO-Schnittbild-2024-400x400.png 400w, http:\/\/www.herz-energie.at\/en\/wp-content\/uploads\/sites\/2\/2024\/06\/Firestar-ECO-Schnittbild-2024-600x600.png 600w, http:\/\/www.herz-energie.at\/en\/wp-content\/uploads\/sites\/2\/2024\/06\/Firestar-ECO-Schnittbild-2024-800x800.png 800w, http:\/\/www.herz-energie.at\/en\/wp-content\/uploads\/sites\/2\/2024\/06\/Firestar-ECO-Schnittbild-2024-1200x1200.png 1200w, http:\/\/www.herz-energie.at\/en\/wp-content\/uploads\/sites\/2\/2024\/06\/Firestar-ECO-Schnittbild-2024.png 1920w\" sizes=\"(max-width: 820px) 100vw, 400px\" \/><\/span><\/a><\/li><\/ul><\/div><div class=\"fusion-sep-clear\"><\/div><div class=\"fusion-separator fusion-full-width-sep\" style=\"margin-left: auto;margin-right: auto;margin-bottom:-80px;width:100%;\"><\/div><div class=\"fusion-sep-clear\"><\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-4 nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-margin-bottom:-20px;--awb-background-color:#ebebec;\" ><div class=\"fusion-builder-row fusion-row\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-5 fusion_builder_column_1_1 1_1 fusion-one-full fusion-column-first fusion-column-last\" style=\"--awb-bg-blend:overlay;--awb-bg-size:cover;--awb-margin-top:20px;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\"><div class=\"fusion-text fusion-text-4\"><h2 class=\"ai-optimize-22\" style=\"margin-bottom: 0px; text-align: left;\" data-fontsize=\"26\" data-lineheight=\"44\"><span style=\"color: #004f38;\"><i class=\"fb-icon-element-2 fb-icon-element fontawesome-icon fa-check-double fas circle-yes fusion-text-flow\" style=\"--awb-circlecolor:#ed1d24;--awb-circlecolor-hover:#ed1d24;--awb-circlebordercolor:#ed1d24;--awb-circlebordercolor-hover:#ed1d24;--awb-circlebordersize:1px;--awb-font-size:17.6px;--awb-width:35.2px;--awb-height:35.2px;--awb-line-height:33.2px;--awb-margin-right:10px;\"><\/i>The great advantages of HERZ firestar 18-40 kW ECO series \u2013 Wood gasification boiler<\/span><\/h2>\n<p class=\"ai-optimize-23\">\n<\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-5 nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-sizes-top:0px;--awb-border-sizes-bottom:0px;--awb-border-sizes-left:0px;--awb-border-sizes-right:0px;--awb-border-color:#ffffff;--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-margin-top:20px;--awb-margin-bottom:-20px;--awb-background-color:#ebebec;\" ><div class=\"fusion-builder-row fusion-row\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-6 fusion_builder_column_1_1 1_1 fusion-one-full fusion-column-first fusion-column-last\" style=\"--awb-bg-blend:overlay;--awb-bg-size:cover;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\"><div class=\"fusion-tabs fusion-tabs-1 classic vertical-tabs icon-position-left mobile-mode-accordion\" style=\"--awb-title-border-radius-top-left:0px;--awb-title-border-radius-top-right:0px;--awb-title-border-radius-bottom-right:0px;--awb-title-border-radius-bottom-left:0px;--awb-inactive-color:#dddddd;--awb-background-color:#ffffff;--awb-border-color:#ebeaea;--awb-active-border-color:#006641;\"><div class=\"nav\"><ul class=\"nav-tabs\" role=\"tablist\"><li class=\"active\" role=\"presentation\"><a class=\"tab-link\" data-toggle=\"tab\" role=\"tab\" aria-controls=\"tab-de8264e6910607aafb2\" aria-selected=\"true\" id=\"fusion-tab-1.highlyefficientduetotheuniquedoublevortexcombustionchamber\" href=\"#tab-de8264e6910607aafb2\"><h4 class=\"fusion-tab-heading\">1. Highly efficient due to the unique double vortex combustion chamber<\/h4><\/a><\/li><li role=\"presentation\"><a class=\"tab-link\" data-toggle=\"tab\" role=\"tab\" aria-controls=\"tab-4207a5fce00a9d990b7\" aria-selected=\"false\" tabindex=\"-1\" id=\"fusion-tab-2.semi-automaticcleaningoftheheatexchanger\" href=\"#tab-4207a5fce00a9d990b7\"><h4 class=\"fusion-tab-heading\">2. Semi-automatic cleaning of the heat exchanger<\/h4><\/a><\/li><li role=\"presentation\"><a class=\"tab-link\" data-toggle=\"tab\" role=\"tab\" aria-controls=\"tab-ac03eebbc3151c9377b\" aria-selected=\"false\" tabindex=\"-1\" id=\"fusion-tab-3.smokeextractionatopenedfillingshaftdoor\" href=\"#tab-ac03eebbc3151c9377b\"><h4 class=\"fusion-tab-heading\">3. Smoke extraction at opened filling shaft door<\/h4><\/a><\/li><li role=\"presentation\"><a class=\"tab-link\" data-toggle=\"tab\" role=\"tab\" aria-controls=\"tab-723134a517f67b7cbe2\" aria-selected=\"false\" tabindex=\"-1\" id=\"fusion-tab-4.energysavingcombustionviathelambdaprobe\" href=\"#tab-723134a517f67b7cbe2\"><h4 class=\"fusion-tab-heading\">4. Energy saving combustion via the lambda probe<\/h4><\/a><\/li><li role=\"presentation\"><a class=\"tab-link\" data-toggle=\"tab\" role=\"tab\" aria-controls=\"tab-358c581c48f54cc7324\" aria-selected=\"false\" tabindex=\"-1\" id=\"fusion-tab-5.consistentlyhighlevelofefficiency\" href=\"#tab-358c581c48f54cc7324\"><h4 class=\"fusion-tab-heading\">5. Consistently high level of efficiency<\/h4><\/a><\/li><li role=\"presentation\"><a class=\"tab-link\" data-toggle=\"tab\" role=\"tab\" aria-controls=\"tab-211f5dfe87edfa5b110\" aria-selected=\"false\" tabindex=\"-1\" id=\"fusion-tab-6.lowashaccumulationduetooptimumcombustion\" href=\"#tab-211f5dfe87edfa5b110\"><h4 class=\"fusion-tab-heading\">6. Low ash accumulation due to optimum combustion<\/h4><\/a><\/li><\/ul><\/div><div class=\"tab-content\"><div class=\"nav fusion-mobile-tab-nav\"><ul class=\"nav-tabs\" role=\"tablist\"><li class=\"active\" role=\"presentation\"><a class=\"tab-link\" data-toggle=\"tab\" role=\"tab\" aria-controls=\"tab-de8264e6910607aafb2\" aria-selected=\"true\" id=\"mobile-fusion-tab-1.highlyefficientduetotheuniquedoublevortexcombustionchamber\" href=\"#tab-de8264e6910607aafb2\"><h4 class=\"fusion-tab-heading\">1. Highly efficient due to the unique double vortex combustion chamber<\/h4><\/a><\/li><\/ul><\/div><div class=\"tab-pane fade fusion-clearfix in active\" role=\"tabpanel\" tabindex=\"0\" aria-labelledby=\"fusion-tab-1.highlyefficientduetotheuniquedoublevortexcombustionchamber\" id=\"tab-de8264e6910607aafb2\"><div class=\"fusion-builder-row fusion-builder-row-inner fusion-row\"><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-0 fusion_builder_column_inner_1_2 1_2 fusion-one-half fusion-column-first\" style=\"--awb-bg-size:cover;width:50%;width:calc(50% - ( ( 4% ) * 0.5 ) );margin-right: 4%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\"><div class=\"fusion-video fusion-selfhosted-video\" style=\"max-width:100%;\"><div class=\"video-wrapper\"><video playsinline=\"true\" width=\"100%\" style=\"object-fit: cover;\" autoplay=\"true\" muted=\"true\" loop=\"true\" preload=\"auto\"><source src=\"https:\/\/herz-energie.at\/tl_files\/template\/Brennkammer_FS.mp4\" type=\"video\/mp4\">Sorry, your browser doesn&#039;t support embedded videos.<\/video><\/div><\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-1 fusion_builder_column_inner_1_2 1_2 fusion-one-half fusion-column-last\" style=\"--awb-bg-size:cover;width:50%;width:calc(50% - ( ( 4% ) * 0.5 ) );\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\"><div class=\"fusion-image-element in-legacy-container\"><span class=\" fusion-imageframe imageframe-none imageframe-1 hover-type-none\"><a href=\"https:\/\/www.herz-energie.at\/wp-content\/uploads\/2019\/05\/Doppelwirbelbrennkammer_256x154.jpg\" class=\"fusion-lightbox\" data-rel=\"iLightbox[c1c8f62f7ffc5c117ef]\"><img decoding=\"async\" src=\"https:\/\/www.herz-energie.at\/wp-content\/uploads\/2019\/05\/Doppelwirbelbrennkammer_256x154.jpg\" alt class=\"img-responsive\"\/><\/a><\/span><\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><\/div>\n<ul>\n<li class=\"ai-optimize-24\">The revolutionary double vortex combustion chamber ensures optimum mixing of the combustion gases with oxygen.<\/li>\n<li class=\"ai-optimize-25\">The flame is distributed across 2 chambers and therefore a highly efficient combustion is ensured.<\/li>\n<li class=\"ai-optimize-26\">The combustion chamber consists out of heat-resistant fireproof concrete (SiC) \u27a0 no sheet metal parts \u27a0 no wear and tear \u27a0 which means DURABILITY<\/li>\n<\/ul>\n<p class=\"ai-optimize-27\"><div class=\"fusion-builder-row fusion-builder-row-inner fusion-row\"><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-2 fusion_builder_column_inner_1_1 1_1 fusion-one-full fusion-column-first fusion-column-last\" style=\"--awb-bg-size:cover;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\">\n<div class=\"fusion-clearfix\"><\/div><\/div><\/div><\/div><\/div><div class=\"nav fusion-mobile-tab-nav\"><ul class=\"nav-tabs\" role=\"tablist\"><li role=\"presentation\"><a class=\"tab-link\" data-toggle=\"tab\" role=\"tab\" aria-controls=\"tab-4207a5fce00a9d990b7\" aria-selected=\"false\" tabindex=\"-1\" id=\"mobile-fusion-tab-2.semi-automaticcleaningoftheheatexchanger\" href=\"#tab-4207a5fce00a9d990b7\"><h4 class=\"fusion-tab-heading\">2. Semi-automatic cleaning of the heat exchanger<\/h4><\/a><\/li><\/ul><\/div><div class=\"tab-pane fade fusion-clearfix\" role=\"tabpanel\" tabindex=\"0\" aria-labelledby=\"fusion-tab-2.semi-automaticcleaningoftheheatexchanger\" id=\"tab-4207a5fce00a9d990b7\"><div class=\"fusion-builder-row fusion-builder-row-inner fusion-row\"><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-3 fusion_builder_column_inner_2_3 2_3 fusion-two-third fusion-column-first\" style=\"--awb-bg-size:cover;width:66.666666666667%;width:calc(66.666666666667% - ( ( 4% ) * 0.66666666666667 ) );margin-right: 4%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\"><div class=\"fusion-text fusion-text-5\"><ul>\n<li class=\"ai-optimize-28\"><strong>Simple, semi-automatic cleaning of the heat exchanger<\/strong><br \/>\nA consistently high level of efficiency thanks to cleaned heat exchanger surfaces enables low fuel consumption. The combustion and fly ash can simply be removed from the front.<\/li>\n<\/ul>\n<p class=\"ai-optimize-29\">\n<\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-4 fusion_builder_column_inner_1_3 1_3 fusion-one-third fusion-column-last\" style=\"--awb-bg-size:cover;width:33.333333333333%;width:calc(33.333333333333% - ( ( 4% ) * 0.33333333333333 ) );\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\"><div class=\"fusion-image-element in-legacy-container\"><span class=\" fusion-imageframe imageframe-none imageframe-2 hover-type-none\"><a href=\"https:\/\/www.herz-energie.at\/wp-content\/uploads\/2015\/10\/Turbulatoren-6x_300x200.jpg\" class=\"fusion-lightbox\" data-rel=\"iLightbox[478efc4a49af4ffe02a]\"><img decoding=\"async\" src=\"https:\/\/www.herz-energie.at\/wp-content\/uploads\/2015\/10\/Turbulatoren-6x_300x200.jpg\" alt class=\"img-responsive\"\/><\/a><\/span><\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><\/div><\/div><div class=\"nav fusion-mobile-tab-nav\"><ul class=\"nav-tabs\" role=\"tablist\"><li role=\"presentation\"><a class=\"tab-link\" data-toggle=\"tab\" role=\"tab\" aria-controls=\"tab-ac03eebbc3151c9377b\" aria-selected=\"false\" tabindex=\"-1\" id=\"mobile-fusion-tab-3.smokeextractionatopenedfillingshaftdoor\" href=\"#tab-ac03eebbc3151c9377b\"><h4 class=\"fusion-tab-heading\">3. Smoke extraction at opened filling shaft door<\/h4><\/a><\/li><\/ul><\/div><div class=\"tab-pane fade fusion-clearfix\" role=\"tabpanel\" tabindex=\"0\" aria-labelledby=\"fusion-tab-3.smokeextractionatopenedfillingshaftdoor\" id=\"tab-ac03eebbc3151c9377b\"><div class=\"fusion-builder-row fusion-builder-row-inner fusion-row\"><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-5 fusion_builder_column_inner_2_3 2_3 fusion-two-third fusion-column-first\" style=\"--awb-bg-size:cover;width:66.666666666667%;width:calc(66.666666666667% - ( ( 4% ) * 0.66666666666667 ) );margin-right: 4%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\"><div class=\"fusion-text fusion-text-6\"><ul>\n<li class=\"ai-optimize-30\">To avoid smoke escaping when the filling shaft door is opened the ventilator sucks out the gases via the smoke extraction channel.<\/li>\n<li class=\"ai-optimize-31\">This ensures a smoke free boiler room and a comfortable refilling.<\/li>\n<\/ul>\n<p class=\"ai-optimize-32\">\n<\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-6 fusion_builder_column_inner_1_3 1_3 fusion-one-third fusion-column-last\" style=\"--awb-bg-size:cover;width:33.333333333333%;width:calc(33.333333333333% - ( ( 4% ) * 0.33333333333333 ) );\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\"><div class=\"fusion-image-element in-legacy-container\"><span class=\" fusion-imageframe imageframe-none imageframe-3 hover-type-none\"><a href=\"https:\/\/www.herz-energie.at\/wp-content\/uploads\/2016\/03\/Rauchabzug_firestar_ECO.jpg\" class=\"fusion-lightbox\" data-rel=\"iLightbox[1800241f0754e7ee61e]\"><img decoding=\"async\" src=\"https:\/\/www.herz-energie.at\/wp-content\/uploads\/2016\/03\/Rauchabzug_firestar_ECO.jpg\" alt class=\"img-responsive\"\/><\/a><\/span><\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><\/div><\/div><div class=\"nav fusion-mobile-tab-nav\"><ul class=\"nav-tabs\" role=\"tablist\"><li role=\"presentation\"><a class=\"tab-link\" data-toggle=\"tab\" role=\"tab\" aria-controls=\"tab-723134a517f67b7cbe2\" aria-selected=\"false\" tabindex=\"-1\" id=\"mobile-fusion-tab-4.energysavingcombustionviathelambdaprobe\" href=\"#tab-723134a517f67b7cbe2\"><h4 class=\"fusion-tab-heading\">4. Energy saving combustion via the lambda probe<\/h4><\/a><\/li><\/ul><\/div><div class=\"tab-pane fade fusion-clearfix\" role=\"tabpanel\" tabindex=\"0\" aria-labelledby=\"fusion-tab-4.energysavingcombustionviathelambdaprobe\" id=\"tab-723134a517f67b7cbe2\"><div class=\"fusion-builder-row fusion-builder-row-inner fusion-row\"><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-7 fusion_builder_column_inner_2_3 2_3 fusion-two-third fusion-column-first\" style=\"--awb-bg-size:cover;width:66.666666666667%;width:calc(66.666666666667% - ( ( 4% ) * 0.66666666666667 ) );margin-right: 4%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\"><div class=\"fusion-text fusion-text-7\"><ul>\n<li class=\"ai-optimize-33\">A built in lambda probe, which monitors continuously the flue gas values, detects fuel quality changes and ensures optimum combustion and low emission values.<\/li>\n<li class=\"ai-optimize-34\">The lambda probe controls the primary and secondary air input and ensures the cleanest combustion, even in part load operation.<\/li>\n<li class=\"ai-optimize-35\">Due to the intelligent control it is controlled, depending on the power output, to the optimum flue gas temperature.<\/li>\n<li class=\"ai-optimize-36\">The results are lower fuel consumption and lowest emission values even with different fuel qualities.<\/li>\n<\/ul>\n<p class=\"ai-optimize-37\">\n<\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-8 fusion_builder_column_inner_1_3 1_3 fusion-one-third fusion-column-last\" style=\"--awb-bg-size:cover;width:33.333333333333%;width:calc(33.333333333333% - ( ( 4% ) * 0.33333333333333 ) );\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\"><div class=\"fusion-image-element in-legacy-container\"><span class=\" fusion-imageframe imageframe-none imageframe-4 hover-type-none\"><a href=\"https:\/\/www.herz-energie.at\/wp-content\/uploads\/2015\/10\/Kipprost-Reinigung-freigestellt_300x200.jpg\" class=\"fusion-lightbox\" data-rel=\"iLightbox[9f89e3b1587be75bc4d]\"><img decoding=\"async\" src=\"https:\/\/www.herz-energie.at\/wp-content\/uploads\/2015\/10\/Lambdasonde_300x200.jpg\" alt class=\"img-responsive\"\/><\/a><\/span><\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><\/div><\/div><div class=\"nav fusion-mobile-tab-nav\"><ul class=\"nav-tabs\" role=\"tablist\"><li role=\"presentation\"><a class=\"tab-link\" data-toggle=\"tab\" role=\"tab\" aria-controls=\"tab-358c581c48f54cc7324\" aria-selected=\"false\" tabindex=\"-1\" id=\"mobile-fusion-tab-5.consistentlyhighlevelofefficiency\" href=\"#tab-358c581c48f54cc7324\"><h4 class=\"fusion-tab-heading\">5. Consistently high level of efficiency<\/h4><\/a><\/li><\/ul><\/div><div class=\"nav fusion-mobile-tab-nav\"><ul class=\"nav-tabs\" role=\"tablist\"><li role=\"presentation\"><a class=\"tab-link\" data-toggle=\"tab\" role=\"tab\" aria-controls=\"tab-211f5dfe87edfa5b110\" aria-selected=\"false\" tabindex=\"-1\" id=\"mobile-fusion-tab-6.lowashaccumulationduetooptimumcombustion\" href=\"#tab-211f5dfe87edfa5b110\"><h4 class=\"fusion-tab-heading\">6. Low ash accumulation due to optimum combustion<\/h4><\/a><\/li><\/ul><\/div><\/div><\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-6 nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-margin-bottom:20px;\" ><div class=\"fusion-builder-row fusion-row\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-7 fusion_builder_column_1_1 1_1 fusion-one-full fusion-column-first fusion-column-last\" style=\"--awb-bg-blend:overlay;--awb-bg-size:cover;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\"><div class=\"fusion-clearfix\"><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-8 fusion_builder_column_2_5 2_5 fusion-two-fifth fusion-column-first\" style=\"--awb-bg-blend:overlay;--awb-bg-size:cover;width:40%;width:calc(40% - ( ( 4% ) * 0.4 ) );margin-right: 4%;\"><div class=\"fusion-column-wrapper fusion-flex-column-wrapper-legacy\"><div class=\"fusion-image-element fusion-image-align-center in-legacy-container\" style=\"text-align:center;\"><div class=\"imageframe-align-center\"><span class=\" fusion-imageframe imageframe-none imageframe-5 hover-type-none\"><img decoding=\"async\" src=\"https:\/\/www.herz-energie.at\/wp-content\/uploads\/2016\/01\/Regelung_Lambda_NEU_2.jpg\" alt class=\"img-responsive\"\/><\/span><\/div><\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-9 fusion_builder_column_3_5 3_5 fusion-three-fifth fusion-column-last\" style=\"--awb-bg-blend:overlay;--awb-bg-size:cover;width:60%;width:calc(60% - ( ( 4% ) * 0.6 ) );\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\"><div class=\"fusion-text fusion-text-8\"><h2 class=\"ai-optimize-38\"><span style=\"color: #004f38;\">Control Lambda<\/span><\/h2>\n<p class=\"ai-optimize-39\">\n<\/div><ul style=\"--awb-size:16px;--awb-iconcolor:#e30613;--awb-line-height:27.2px;--awb-icon-width:27.2px;--awb-icon-height:27.2px;--awb-icon-margin:11.2px;--awb-content-margin:38.4px;\" class=\"fusion-checklist fusion-checklist-1 fusion-checklist-default type-icons\"><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-no\"><i class=\"fusion-li-icon fa-check-circle fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">Combustion control (lambda probe control)<\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-no\"><i class=\"fusion-li-icon fa-check-circle fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">\n<p class=\"ai-optimize-40\">Buffer management<\/p>\n<p class=\"ai-optimize-41\"><\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-no\"><i class=\"fusion-li-icon fa-check-circle fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">Back flow elevation (pump and mixer valve)<\/div><\/li><li class=\"fusion-li-item\" style=\"\"><span class=\"icon-wrapper circle-no\"><i class=\"fusion-li-icon fa-check-circle fas\" aria-hidden=\"true\"><\/i><\/span><div class=\"fusion-li-item-content\">Control of heating circuits, solar circuits and domestic hot water preparation with an external controller possible!<\/div><\/li><\/ul><div class=\"fusion-clearfix\"><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-7 nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-margin-top:-20px;--awb-margin-bottom:-10px;--awb-background-color:#ebebec;\" ><div class=\"fusion-builder-row fusion-row\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-10 fusion_builder_column_2_3 2_3 fusion-two-third fusion-column-first\" style=\"--awb-bg-blend:overlay;--awb-bg-size:cover;--awb-margin-top:20px;--awb-margin-bottom:-80px;width:65.3333%; margin-right: 4%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\"><div class=\"fusion-builder-row fusion-builder-row-inner fusion-row\"><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-9 fusion_builder_column_inner_1_6 1_6 fusion-one-sixth fusion-column-first fusion-no-small-visibility\" style=\"--awb-bg-blend:overlay;--awb-bg-size:cover;width:16.666666666667%;width:calc(16.666666666667% - ( ( 4% ) * 0.16666666666667 ) );margin-right: 4%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\"><div class=\"fusion-image-carousel fusion-image-carousel-auto fusion-image-carousel-1 lightbox-enabled fusion-carousel-border\"><div class=\"awb-carousel awb-swiper awb-swiper-carousel\" data-autoplay=\"no\" data-columns=\"1\" data-itemmargin=\"13\" data-itemwidth=\"180\" data-touchscroll=\"no\" data-imagesize=\"auto\" style=\"--awb-columns:1;\"><div class=\"swiper-wrapper fusion-flex-align-items-center\"><div class=\"swiper-slide\"><div class=\"fusion-carousel-item-wrapper\"><div class=\"fusion-image-wrapper hover-type-none\"><a data-rel=\"iLightbox[image_carousel_1]\" data-title=\"Produktlabel-firestar-18\" aria-label=\"Produktlabel-firestar-18\" href=\"http:\/\/www.herz-energie.at\/en\/wp-content\/uploads\/sites\/2\/2024\/03\/Produktlabel-firestar-18.png\" target=\"_self\"><img decoding=\"async\" width=\"200\" height=\"358\" src=\"http:\/\/www.herz-energie.at\/en\/wp-content\/uploads\/sites\/2\/2024\/03\/Produktlabel-firestar-18.png\" class=\"attachment-full size-full\" alt=\"\" srcset=\"http:\/\/www.herz-energie.at\/en\/wp-content\/uploads\/sites\/2\/2024\/03\/Produktlabel-firestar-18-168x300.png 168w, http:\/\/www.herz-energie.at\/en\/wp-content\/uploads\/sites\/2\/2024\/03\/Produktlabel-firestar-18.png 200w\" sizes=\"(max-width: 200px) 100vw, 200px\" \/><\/a><\/div><\/div><\/div><div class=\"swiper-slide\"><div class=\"fusion-carousel-item-wrapper\"><div class=\"fusion-image-wrapper hover-type-none\"><a data-rel=\"iLightbox[image_carousel_1]\" data-title=\"Produktlabel-firestar-20\" aria-label=\"Produktlabel-firestar-20\" href=\"http:\/\/www.herz-energie.at\/en\/wp-content\/uploads\/sites\/2\/2024\/03\/Produktlabel-firestar-20.png\" target=\"_self\"><img decoding=\"async\" width=\"200\" height=\"358\" src=\"http:\/\/www.herz-energie.at\/en\/wp-content\/uploads\/sites\/2\/2024\/03\/Produktlabel-firestar-20.png\" class=\"attachment-full size-full\" alt=\"\" srcset=\"http:\/\/www.herz-energie.at\/en\/wp-content\/uploads\/sites\/2\/2024\/03\/Produktlabel-firestar-20-168x300.png 168w, http:\/\/www.herz-energie.at\/en\/wp-content\/uploads\/sites\/2\/2024\/03\/Produktlabel-firestar-20.png 200w\" sizes=\"(max-width: 200px) 100vw, 200px\" \/><\/a><\/div><\/div><\/div><div class=\"swiper-slide\"><div class=\"fusion-carousel-item-wrapper\"><div class=\"fusion-image-wrapper hover-type-none\"><a data-rel=\"iLightbox[image_carousel_1]\" data-title=\"Produktlabel-firestar-30\" aria-label=\"Produktlabel-firestar-30\" href=\"http:\/\/www.herz-energie.at\/en\/wp-content\/uploads\/sites\/2\/2024\/03\/Produktlabel-firestar-30.png\" target=\"_self\"><img decoding=\"async\" width=\"200\" height=\"358\" src=\"http:\/\/www.herz-energie.at\/en\/wp-content\/uploads\/sites\/2\/2024\/03\/Produktlabel-firestar-30.png\" class=\"attachment-full size-full\" alt=\"\" srcset=\"http:\/\/www.herz-energie.at\/en\/wp-content\/uploads\/sites\/2\/2024\/03\/Produktlabel-firestar-30-168x300.png 168w, http:\/\/www.herz-energie.at\/en\/wp-content\/uploads\/sites\/2\/2024\/03\/Produktlabel-firestar-30.png 200w\" sizes=\"(max-width: 200px) 100vw, 200px\" \/><\/a><\/div><\/div><\/div><div class=\"swiper-slide\"><div class=\"fusion-carousel-item-wrapper\"><div class=\"fusion-image-wrapper hover-type-none\"><a data-rel=\"iLightbox[image_carousel_1]\" data-title=\"Produktlabel-firestar-40\" aria-label=\"Produktlabel-firestar-40\" href=\"http:\/\/www.herz-energie.at\/en\/wp-content\/uploads\/sites\/2\/2024\/03\/Produktlabel-firestar-40.png\" target=\"_self\"><img decoding=\"async\" width=\"200\" height=\"358\" src=\"http:\/\/www.herz-energie.at\/en\/wp-content\/uploads\/sites\/2\/2024\/03\/Produktlabel-firestar-40.png\" class=\"attachment-full size-full\" alt=\"\" srcset=\"http:\/\/www.herz-energie.at\/en\/wp-content\/uploads\/sites\/2\/2024\/03\/Produktlabel-firestar-40-168x300.png 168w, http:\/\/www.herz-energie.at\/en\/wp-content\/uploads\/sites\/2\/2024\/03\/Produktlabel-firestar-40.png 200w\" sizes=\"(max-width: 200px) 100vw, 200px\" \/><\/a><\/div><\/div><\/div><\/div><div class=\"awb-swiper-button awb-swiper-button-prev\"><i class=\"awb-icon-angle-left\" aria-hidden=\"true\"><\/i><\/div><div class=\"awb-swiper-button awb-swiper-button-next\"><i class=\"awb-icon-angle-right\" aria-hidden=\"true\"><\/i><\/div><\/div><\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-10 fusion_builder_column_inner_5_6 5_6 fusion-five-sixth fusion-column-last\" style=\"--awb-bg-blend:overlay;--awb-bg-size:cover;width:83.333333333333%;width:calc(83.333333333333% - ( ( 4% ) * 0.83333333333333 ) );\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\"><div class=\"fusion-text fusion-text-9\"><h2 class=\"ai-optimize-42\" style=\"text-align: left;\">Energy labelling<\/h2>\n<p class=\"ai-optimize-43\">\n<\/div><div class=\"fusion-text fusion-text-10\"><div class=\"table-1\">\n<table style=\"height: 108px;\" width=\"100%\">\n<thead>\n<tr style=\"background-color: #f4f4f4;\">\n<td><strong>Biomass boiler<\/strong><\/td>\n<td><strong>A+<\/strong><\/td>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Biomass boiler with integrated system controller<\/td>\n<td><strong>A+<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p class=\"ai-optimize-44\">\n<\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-11 fusion_builder_column_1_1 1_1 fusion-one-full fusion-column-last\" style=\"--awb-bg-blend:overlay;--awb-bg-size:cover;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\"><div class=\"fusion-builder-row fusion-builder-row-inner fusion-row\"><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-11 fusion_builder_column_inner_1_4 1_4 fusion-one-fourth fusion-column-first\" style=\"--awb-bg-blend:overlay;--awb-bg-size:cover;width:25%;width:calc(25% - ( ( 4% + 4% + 4% ) * 0.25 ) );margin-right: 4%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\"><div class=\"fusion-clearfix\"><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-12 fusion_builder_column_inner_1_4 1_4 fusion-one-fourth\" style=\"--awb-bg-blend:overlay;--awb-bg-size:cover;width:25%;width:calc(25% - ( ( 4% + 4% + 4% ) * 0.25 ) );margin-right: 4%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\"><div class=\"fusion-clearfix\"><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-13 fusion_builder_column_inner_1_4 1_4 fusion-one-fourth\" style=\"--awb-bg-blend:overlay;--awb-bg-size:cover;width:25%;width:calc(25% - ( ( 4% + 4% + 4% ) * 0.25 ) );margin-right: 4%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\"><div class=\"fusion-clearfix\"><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-14 fusion_builder_column_inner_1_4 1_4 fusion-one-fourth fusion-column-last\" style=\"--awb-bg-position:right bottom;--awb-bg-size:cover;--awb-margin-top:-40px;--awb-margin-bottom:-21px;width:25%;width:calc(25% - ( ( 4% + 4% + 4% ) * 0.25 ) );\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-column-wrapper-legacy\"><div class=\"fusion-clearfix\"><\/div><\/div><\/div><\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><\/div><\/div><\/p>","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":85,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"100-width.php","meta":{"footnotes":""},"class_list":["post-353","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.2 (Yoast SEO v25.2) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>HERZ firestar ECO Gasification boiler 20-40 - HERZ Energietechnik<\/title>\n<meta name=\"description\" content=\"HERZ firestar ECO - Simple, fast and user-friendly firing up without kindling.Energy-saving combustion due to the unique double vortex combustion chamber.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.herz-energie.at\/en\/products\/boiler-for-log-wood\/herz-firestar-eco-gasification-boiler-20-40\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"HERZ firestar ECO Gasification boiler 20-40\" \/>\n<meta property=\"og:description\" content=\"HERZ firestar ECO - 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