{"id":1117,"date":"2021-06-10T10:43:38","date_gmt":"2021-06-10T08:43:38","guid":{"rendered":"https:\/\/visiodrom.de\/show-exhibitions\/history-and-change-of-the-gas-boiler\/"},"modified":"2025-04-29T14:25:41","modified_gmt":"2025-04-29T12:25:41","slug":"history-and-change-of-the-gas-boiler","status":"publish","type":"page","link":"https:\/\/visiodrom.de\/en\/show-exhibitions\/history-and-change-of-the-gas-boiler\/","title":{"rendered":"History and transformation of the gas boiler"},"content":{"rendered":"<div id='av_section_1'  class='avia-section av-ko8enh6v-d3f4a90e59ff3b7f324494edddb5b793 main_color avia-section-default avia-no-border-styling  avia-builder-el-0  el_before_av_hr  avia-builder-el-first  pixel-headersection avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><main  role=\"main\" itemprop=\"mainContentOfPage\"  class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-1117'><div class='entry-content-wrapper clearfix'>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-d9wkn-e044798252fca68c5e5458aec0e666af\">\n.flex_column.av-d9wkn-e044798252fca68c5e5458aec0e666af{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-d9wkn-e044798252fca68c5e5458aec0e666af av_one_third  avia-builder-el-1  el_before_av_two_third  avia-builder-el-first  first flex_column_div av-zero-column-padding  '     ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-ko8iyqlw-c4d0d728ad43fbe44221e3316c73d86a\">\n#top .hr.hr-invisible.av-ko8iyqlw-c4d0d728ad43fbe44221e3316c73d86a{\nheight:80px;\n}\n<\/style>\n<div  class='hr av-ko8iyqlw-c4d0d728ad43fbe44221e3316c73d86a hr-invisible  avia-builder-el-2  el_before_av_textblock  avia-builder-el-first '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n<section  class='av_textblock_section av-9vryv-d8e936cd50823151e080a9e16fceec3d '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock subtitle-marked'  itemprop=\"text\" ><p><span class=\"subtitle\">Exhibition open<\/span><\/p>\n<h6><span style=\"font-size: 18px;\">A Wuppertal landmark<\/span><\/h6>\n<h1><span style=\"font-size: 45px;\">History and change<br \/>\nof the gas boiler<\/span><\/h1>\n<\/div><\/section><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-ko8iyqlw-9-732c0720fdfe0ac557f8b3e8a392085d\">\n#top .hr.hr-invisible.av-ko8iyqlw-9-732c0720fdfe0ac557f8b3e8a392085d{\nheight:40px;\n}\n<\/style>\n<div  class='hr av-ko8iyqlw-9-732c0720fdfe0ac557f8b3e8a392085d hr-invisible  avia-builder-el-4  el_after_av_textblock  el_before_av_textblock '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n<section  class='av_textblock_section av-9vryv-8-ca8c6a00fc5a180053ad9382455bcd72 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><p>Coming from the east, the Gaskessel is the gateway to the city. If you catch sight of its skyward-striving shape, you are as safe in Wuppertal as if you were standing next to the suspension railroad. This is where Wuppertal begins &#8211; to be amazing and entertaining; to be fun. For decades, the city was supplied with energy from here in the form of kilojoules and cubic meters. Today, the disk gas holder, which was listed as a historical monument in 1998, supplies the city with creative energy in the form of fascinating shows and exhibitions.<\/p>\n<\/div><\/section><\/p><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-d9wkn-10-76134ef95cbde7c4864b57e2ee65b15d\">\n.flex_column.av-d9wkn-10-76134ef95cbde7c4864b57e2ee65b15d{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-d9wkn-10-76134ef95cbde7c4864b57e2ee65b15d av_two_third  avia-builder-el-6  el_after_av_one_third  avia-builder-el-last  flex_column_div av-zero-column-padding  '     ><style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-kou5eqg7-0f3d7333b49e654bd7b1626083343467\">\n.avia-image-container.av-kou5eqg7-0f3d7333b49e654bd7b1626083343467 img.avia_image{\nbox-shadow:none;\n}\n.avia-image-container.av-kou5eqg7-0f3d7333b49e654bd7b1626083343467 .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-kou5eqg7-0f3d7333b49e654bd7b1626083343467 av-styling- avia-align-center  avia-builder-el-7  avia-builder-el-no-sibling '   itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img decoding=\"async\" fetchpriority=\"high\" class='wp-image-11507 avia-img-lazy-loading-not-11507 avia_image ' src=\"https:\/\/visiodrom.de\/wp-content\/uploads\/gaskessel_plakat_visiodrom_van_gogh.jpg\" alt='Exterior view of the Gaskessel with a large poster of the Van Gogh show on the facade' title='gaskessel_plakat_visiodrom_van_gogh'  height=\"810\" width=\"1080\"  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/visiodrom.de\/wp-content\/uploads\/gaskessel_plakat_visiodrom_van_gogh.jpg 1080w, https:\/\/visiodrom.de\/wp-content\/uploads\/gaskessel_plakat_visiodrom_van_gogh-300x225.jpg 300w, https:\/\/visiodrom.de\/wp-content\/uploads\/gaskessel_plakat_visiodrom_van_gogh-1030x773.jpg 1030w, https:\/\/visiodrom.de\/wp-content\/uploads\/gaskessel_plakat_visiodrom_van_gogh-768x576.jpg 768w\" sizes=\"(max-width: 1080px) 100vw, 1080px\" \/><\/div><\/div><\/div><\/div><\/div><\/div><\/main><!-- close content main element --><\/div><\/div><div id='after_section_1'  class='main_color av_default_container_wrap container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-1117'><div class='entry-content-wrapper clearfix'>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-ko8iyqlw-7-9fac549856304c4497db1b94d843e9a7\">\n#top .hr.hr-invisible.av-ko8iyqlw-7-9fac549856304c4497db1b94d843e9a7{\nheight:80px;\n}\n<\/style>\n<div  class='hr av-ko8iyqlw-7-9fac549856304c4497db1b94d843e9a7 hr-invisible  avia-builder-el-8  el_after_av_section  el_before_av_section  avia-builder-el-no-sibling '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div><\/p>\n<\/div><\/div><\/div><!-- close content main div --><\/div><\/div><div id='av_section_2'  class='avia-section av-258nb-1b6dea4fb76db85e78c42b244c72f8e5 main_color avia-section-default avia-no-border-styling  avia-builder-el-9  el_after_av_hr  el_before_av_section  avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-1117'><div class='entry-content-wrapper clearfix'>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-1349r-6d9d1cc6594545a52008907f6f3e81b6\">\n.flex_column.av-1349r-6d9d1cc6594545a52008907f6f3e81b6{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-1349r-6d9d1cc6594545a52008907f6f3e81b6 av_two_third  avia-builder-el-10  el_before_av_one_third  avia-builder-el-first  first flex_column_div av-zero-column-padding  '     ><div  class='avia-video av-kp44lr1t-ddae357d7fc07e93d3baf24ed29a13b8 avia-video-16-9 av-no-preview-image avia-video-load-always av-lazyload-immediate av-lazyload-video-embed'  itemprop=\"video\" itemtype=\"https:\/\/schema.org\/VideoObject\"  data-original_url='https:\/\/player.vimeo.com\/video\/551516591'><script type='text\/html' class='av-video-tmpl'> <div class=\"brlbs-cmpnt-container brlbs-cmpnt-content-blocker brlbs-cmpnt-with-individual-styles\" data-borlabs-cookie-content-blocker-id=\"vimeo-content-blocker\" data-borlabs-cookie-content=\"PGRpdiBjbGFzcz0nYXZpYS1pZnJhbWUtd3JhcCc+PGlmcmFtZSB0aXRsZT0iVmlzaW9kcm9tIC0gR2Fza2Vzc2VsIFd1cHBlcnRhbCIgc3JjPSJodHRwczovL3BsYXllci52aW1lby5jb20vdmlkZW8vNTUxNTE2NTkxP2RudD0xJmFtcDthcHBfaWQ9MTIyOTYzIiB3aWR0aD0iMTUwMCIgaGVpZ2h0PSI4NDQiIGZyYW1lYm9yZGVyPSIwIiBhbGxvdz0iYXV0b3BsYXk7IGZ1bGxzY3JlZW47IHBpY3R1cmUtaW4tcGljdHVyZSIgYWxsb3dmdWxsc2NyZWVuPjwvaWZyYW1lPjwvZGl2Pg==\"><div class=\"brlbs-cmpnt-cb-preset-c brlbs-cmpnt-cb-vimeo\"> <div class=\"brlbs-cmpnt-cb-thumbnail\" style=\"background-image: url('https:\/\/visiodrom.de\/wp-content\/uploads\/borlabs-cookie\/1\/vimeo_551516591.jpg')\"><\/div> <div class=\"brlbs-cmpnt-cb-main\"> <div class=\"brlbs-cmpnt-cb-play-button\"><\/div> <div class=\"brlbs-cmpnt-cb-content\"> <p class=\"brlbs-cmpnt-cb-description\">You are currently viewing a placeholder content from <strong>Vimeo<\/strong>. To access the actual content, click the button below. Please note that doing so will share data with third-party providers.<\/p> <a class=\"brlbs-cmpnt-cb-provider-toggle\" href=\"#\" data-borlabs-cookie-show-provider-information role=\"button\">More Information<\/a> <\/div> <div class=\"brlbs-cmpnt-cb-buttons\"> <a class=\"brlbs-cmpnt-cb-btn\" href=\"#\" data-borlabs-cookie-unblock role=\"button\">Unblock content<\/a> <a class=\"brlbs-cmpnt-cb-btn\" href=\"#\" data-borlabs-cookie-accept-service role=\"button\" style=\"display: inherit\">Accept required service and unblock content<\/a> <\/div> <\/div> <\/div><\/div><\/script><div class='av-click-to-play-overlay'><div class=\"avia_playpause_icon\"><\/div><\/div><\/div><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-d9wkn-5-09f54d98a21b94d0eb87953a2acb4a67\">\n.flex_column.av-d9wkn-5-09f54d98a21b94d0eb87953a2acb4a67{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-d9wkn-5-09f54d98a21b94d0eb87953a2acb4a67 av_one_third  avia-builder-el-12  el_after_av_two_third  avia-builder-el-last  flex_column_div av-zero-column-padding  '     ><p><section  class='av_textblock_section av-9vryv-6-bc7a7136a645ae13b01e73b624bf1e48 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><p><span class=\"subtitle\">Industry in transition<\/span><\/p>\n<h2><span style=\"font-size: 45px;\">The worldwide unique conversion <\/span><\/h2>\n<\/div><\/section><br \/>\n<section  class='av_textblock_section av-9vryv-2-75ba2145e1c90f333a5fdaaa195ee219 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><p>The conversion of the former disk gas holder is unique in the world and a fascinating experience for every visitor. To date, the redesign of the gas boiler has already won several prestigious awards and architectural prizes.<\/p>\n<p>The permanent exhibition &#8220;The history and transformation of the gas boiler&#8221; on the original, preserved historical pressure disk of the boiler is part of the experience at the Visiodrom. The Skywalk on the almost 70-metre-high roof of the steel giant is also open to visitors. A single visit provides fascinating insights into the world of fantasy, the industrial culture of NRW and unique views over Wuppertal and the surrounding area.<\/p>\n<\/div><\/section><br \/>\n<div  class='avia-button-wrap av-kotuk15n-46a09a38969fc002d8ff1b51144dddc0-wrap avia-button-left  avia-builder-el-15  el_after_av_textblock  avia-builder-el-last  pixel-buttonfull'><a href='https:\/\/visiodrom.de\/en\/visitor-info\/information-for-visitors\/'  class='avia-button av-kotuk15n-46a09a38969fc002d8ff1b51144dddc0 av-link-btn avia-icon_select-no avia-size-small avia-position-left avia-color-theme-color'   aria-label=\"Info . Tickets . Prices \"><span class='avia_iconbox_title' >Info . Tickets . Prices <\/span><\/a><\/div><\/p><\/div>\n\n<\/div><\/div><\/div><!-- close content main div --><\/div><\/div><div id='av_section_3'  class='avia-section av-258nb-4-481a5995361e1e325be449ec86bb4bae main_color avia-section-default avia-no-border-styling  avia-builder-el-16  el_after_av_section  avia-builder-el-last  avia-bg-style-scroll container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-1117'><div class='entry-content-wrapper clearfix'>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-1349r-3-5ac03cbb121720dc7e096ec821dd7fa8\">\n.flex_column.av-1349r-3-5ac03cbb121720dc7e096ec821dd7fa8{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-1349r-3-5ac03cbb121720dc7e096ec821dd7fa8 av_one_full  avia-builder-el-17  el_before_av_one_full  avia-builder-el-first  first flex_column_div av-zero-column-padding  '     ><section  class='av_textblock_section av-ko41wqm3-b548f4e20d3ab7a48dbb338c7765ce2a '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><h2>Picture gallery<\/h2>\n<\/div><\/section><br \/>\n<section  class='av_textblock_section av-9vryv-1-ebd6ec5c830f7b8fb9340723a357b841 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><p>Below are some pictures of the conversion. A completely independent building with a height of almost 30 m was erected at the Gaskessel. Only a very small opening could be cut into the former disk gas tank. All the equipment and building materials had to be brought in through this opening. A crane was built into the boiler to erect the structure. This is still on site today. A truly unique project.<\/p>\n<\/div><\/section><\/p><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-1aijv-9f2902551163fb306ecc35d98222cbd8\">\n.flex_column.av-1aijv-9f2902551163fb306ecc35d98222cbd8{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-1aijv-9f2902551163fb306ecc35d98222cbd8 av_one_full  avia-builder-el-20  el_after_av_one_full  avia-builder-el-last  first flex_column_div av-zero-column-padding  column-top-margin'     ><style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-b2i31-dc24306c603ffbca06837e55724852a9\">\n#top .avia-gallery.av-b2i31-dc24306c603ffbca06837e55724852a9 .avia-gallery-thumb a{\nwidth:33.3333%;\n}\n<\/style>\n<div  class='avia-gallery av-b2i31-dc24306c603ffbca06837e55724852a9 avia_animate_when_visible  avia-builder-el-21  avia-builder-el-no-sibling  pixel-gallery3column animations_off avia-gallery-1'  itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><meta itemprop=\"contentURL\" content=\"https:\/\/visiodrom.de\/en\/show-exhibitions\/history-and-change-of-the-gas-boiler\/\"><div class='avia-gallery-thumb'><a href=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-02-1030x627.jpg\" data-srcset=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-02-1030x627.jpg 1030w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-02-300x183.jpg 300w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-02-768x467.jpg 768w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-02.jpg 1200w\" data-sizes=\"(max-width: 1030px) 100vw, 1030px\" data-rel='gallery-1' data-prev-img='https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-02.jpg' class='first_thumb lightbox ' data-onclick='1' title=''  itemprop=\"thumbnailUrl\"  ><img decoding=\"async\" fetchpriority=\"high\" class=\"wp-image-3705 avia-img-lazy-loading-not-3705\"   src=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-02-1030x627.jpg\" width=\"1030\" height=\"627\"  title='visiodrom_bildergalerie_ 02' alt='Interior view of the Gaskessel from the frog&#039;s perspective' srcset=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-02-1030x627.jpg 1030w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-02-300x183.jpg 300w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-02-768x467.jpg 768w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-02.jpg 1200w\" sizes=\"(max-width: 1030px) 100vw, 1030px\" \/><div class='big-prev-fake'><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-3705 avia-img-lazy-loading-3705\"  width=\"1200\" height=\"730\" src=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-02.jpg\" title='visiodrom_bildergalerie_ 02' alt='Interior view of the Gaskessel from the frog&#039;s perspective' srcset=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-02.jpg 1200w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-02-300x183.jpg 300w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-02-1030x627.jpg 1030w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-02-768x467.jpg 768w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/div><\/a><a href=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-03-1030x627.jpg\" data-srcset=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-03-1030x627.jpg 1030w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-03-300x183.jpg 300w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-03-768x467.jpg 768w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-03.jpg 1200w\" data-sizes=\"(max-width: 1030px) 100vw, 1030px\" data-rel='gallery-1' data-prev-img='https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-03.jpg' class='lightbox ' data-onclick='2' title=''  itemprop=\"thumbnailUrl\"  ><img decoding=\"async\" fetchpriority=\"high\" class=\"wp-image-3707 avia-img-lazy-loading-not-3707\"   src=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-03-1030x627.jpg\" width=\"1030\" height=\"627\"  title='visiodrom_bildergalerie_ 03' alt='People in the exhibition on the history of the gas boiler' srcset=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-03-1030x627.jpg 1030w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-03-300x183.jpg 300w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-03-768x467.jpg 768w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-03.jpg 1200w\" sizes=\"(max-width: 1030px) 100vw, 1030px\" \/><div class='big-prev-fake'><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-3707 avia-img-lazy-loading-3707\"  width=\"1200\" height=\"730\" src=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-03.jpg\" title='visiodrom_bildergalerie_ 03' alt='People in the exhibition on the history of the gas boiler' srcset=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-03.jpg 1200w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-03-300x183.jpg 300w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-03-1030x627.jpg 1030w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-03-768x467.jpg 768w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/div><\/a><a href=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-04-1030x627.jpg\" data-srcset=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-04-1030x627.jpg 1030w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-04-300x183.jpg 300w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-04-768x467.jpg 768w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-04.jpg 1200w\" data-sizes=\"(max-width: 1030px) 100vw, 1030px\" data-rel='gallery-1' data-prev-img='https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-04.jpg' class='lightbox ' data-onclick='3' title=''  itemprop=\"thumbnailUrl\"  ><img decoding=\"async\" fetchpriority=\"high\" class=\"wp-image-3709 avia-img-lazy-loading-not-3709\"   src=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-04-1030x627.jpg\" width=\"1030\" height=\"627\"  title='visiodrom_bildergalerie_ 04' alt='Interior view of the Gaskessel with crane and unfinished building' srcset=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-04-1030x627.jpg 1030w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-04-300x183.jpg 300w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-04-768x467.jpg 768w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-04.jpg 1200w\" sizes=\"(max-width: 1030px) 100vw, 1030px\" \/><div class='big-prev-fake'><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-3709 avia-img-lazy-loading-3709\"  width=\"1200\" height=\"730\" src=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-04.jpg\" title='visiodrom_bildergalerie_ 04' alt='Interior view of the Gaskessel with crane and unfinished building' srcset=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-04.jpg 1200w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-04-300x183.jpg 300w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-04-1030x627.jpg 1030w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-04-768x467.jpg 768w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/div><\/a><a href=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-05-1030x627.jpg\" data-srcset=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-05-1030x627.jpg 1030w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-05-300x183.jpg 300w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-05-768x467.jpg 768w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-05.jpg 1200w\" data-sizes=\"(max-width: 1030px) 100vw, 1030px\" data-rel='gallery-1' data-prev-img='https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-05.jpg' class='first_thumb lightbox ' data-onclick='4' title=''  itemprop=\"thumbnailUrl\"  ><img decoding=\"async\" fetchpriority=\"high\" class=\"wp-image-3711 avia-img-lazy-loading-not-3711\"   src=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-05-1030x627.jpg\" width=\"1030\" height=\"627\"  title='visiodrom_bildergalerie_ 05' alt='Interior view of the Gaskessel during the construction phase' srcset=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-05-1030x627.jpg 1030w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-05-300x183.jpg 300w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-05-768x467.jpg 768w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-05.jpg 1200w\" sizes=\"(max-width: 1030px) 100vw, 1030px\" \/><div class='big-prev-fake'><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-3711 avia-img-lazy-loading-3711\"  width=\"1200\" height=\"730\" src=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-05.jpg\" title='visiodrom_bildergalerie_ 05' alt='Interior view of the Gaskessel during the construction phase' srcset=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-05.jpg 1200w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-05-300x183.jpg 300w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-05-1030x627.jpg 1030w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-05-768x467.jpg 768w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/div><\/a><a href=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-06-1030x627.jpg\" data-srcset=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-06-1030x627.jpg 1030w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-06-300x183.jpg 300w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-06-768x467.jpg 768w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-06.jpg 1200w\" data-sizes=\"(max-width: 1030px) 100vw, 1030px\" data-rel='gallery-1' data-prev-img='https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-06.jpg' class='lightbox ' data-onclick='5' title=''  itemprop=\"thumbnailUrl\"  ><img decoding=\"async\" fetchpriority=\"high\" class=\"wp-image-3713 avia-img-lazy-loading-not-3713\"   src=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-06-1030x627.jpg\" width=\"1030\" height=\"627\"  title='visiodrom_bildergalerie_ 06' alt='First test projections on the 360-degree screen' srcset=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-06-1030x627.jpg 1030w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-06-300x183.jpg 300w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-06-768x467.jpg 768w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-06.jpg 1200w\" sizes=\"(max-width: 1030px) 100vw, 1030px\" \/><div class='big-prev-fake'><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-3713 avia-img-lazy-loading-3713\"  width=\"1200\" height=\"730\" src=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-06.jpg\" title='visiodrom_bildergalerie_ 06' alt='First test projections on the 360-degree screen' srcset=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-06.jpg 1200w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-06-300x183.jpg 300w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-06-1030x627.jpg 1030w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-06-768x467.jpg 768w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/div><\/a><a href=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-07-1030x627.jpg\" data-srcset=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-07-1030x627.jpg 1030w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-07-300x183.jpg 300w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-07-768x467.jpg 768w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-07.jpg 1200w\" data-sizes=\"(max-width: 1030px) 100vw, 1030px\" data-rel='gallery-1' data-prev-img='https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-07.jpg' class='lightbox ' data-onclick='6' title=''  itemprop=\"thumbnailUrl\"  ><img decoding=\"async\" fetchpriority=\"high\" class=\"wp-image-3715 avia-img-lazy-loading-not-3715\"   src=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-07-1030x627.jpg\" width=\"1030\" height=\"627\"  title='visiodrom_bildergalerie_ 07' alt='Bird&#039;s eye view of the interior of the Gaskessel during the construction phase' srcset=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-07-1030x627.jpg 1030w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-07-300x183.jpg 300w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-07-768x467.jpg 768w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-07.jpg 1200w\" sizes=\"(max-width: 1030px) 100vw, 1030px\" \/><div class='big-prev-fake'><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-3715 avia-img-lazy-loading-3715\"  width=\"1200\" height=\"730\" src=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-07.jpg\" title='visiodrom_bildergalerie_ 07' alt='Bird&#039;s eye view of the interior of the Gaskessel during the construction phase' srcset=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-07.jpg 1200w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-07-300x183.jpg 300w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-07-1030x627.jpg 1030w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-07-768x467.jpg 768w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/div><\/a><a href=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-08-1030x627.jpg\" data-srcset=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-08-1030x627.jpg 1030w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-08-300x183.jpg 300w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-08-768x467.jpg 768w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-08.jpg 1200w\" data-sizes=\"(max-width: 1030px) 100vw, 1030px\" data-rel='gallery-1' data-prev-img='https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-08.jpg' class='first_thumb lightbox ' data-onclick='7' title=''  itemprop=\"thumbnailUrl\"  ><img decoding=\"async\" fetchpriority=\"high\" class=\"wp-image-3717 avia-img-lazy-loading-not-3717\"   src=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-08-1030x627.jpg\" width=\"1030\" height=\"627\"  title='visiodrom_bildergalerie_ 08' alt='New construction and part of the old gas pressure disc during the construction phase' srcset=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-08-1030x627.jpg 1030w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-08-300x183.jpg 300w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-08-768x467.jpg 768w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-08.jpg 1200w\" sizes=\"(max-width: 1030px) 100vw, 1030px\" \/><div class='big-prev-fake'><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-3717 avia-img-lazy-loading-3717\"  width=\"1200\" height=\"730\" src=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-08.jpg\" title='visiodrom_bildergalerie_ 08' alt='New construction and part of the old gas pressure disc during the construction phase' srcset=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-08.jpg 1200w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-08-300x183.jpg 300w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-08-1030x627.jpg 1030w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-08-768x467.jpg 768w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/div><\/a><a href=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-09-1030x627.jpg\" data-srcset=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-09-1030x627.jpg 1030w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-09-300x183.jpg 300w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-09-768x467.jpg 768w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-09.jpg 1200w\" data-sizes=\"(max-width: 1030px) 100vw, 1030px\" data-rel='gallery-1' data-prev-img='https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-09.jpg' class='lightbox ' data-onclick='8' title=''  itemprop=\"thumbnailUrl\"  ><img decoding=\"async\" fetchpriority=\"high\" class=\"wp-image-3719 avia-img-lazy-loading-not-3719\"   src=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-09-1030x627.jpg\" width=\"1030\" height=\"627\"  title='visiodrom_bildergalerie_ 09' alt='Interior view of the Gaskessel with completed new building' srcset=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-09-1030x627.jpg 1030w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-09-300x183.jpg 300w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-09-768x467.jpg 768w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-09.jpg 1200w\" sizes=\"(max-width: 1030px) 100vw, 1030px\" \/><div class='big-prev-fake'><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-3719 avia-img-lazy-loading-3719\"  width=\"1200\" height=\"730\" src=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-09.jpg\" title='visiodrom_bildergalerie_ 09' alt='Interior view of the Gaskessel with completed new building' srcset=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-09.jpg 1200w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-09-300x183.jpg 300w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-09-1030x627.jpg 1030w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-09-768x467.jpg 768w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/div><\/a><a href=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-01-1030x627.jpg\" data-srcset=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-01-1030x627.jpg 1030w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-01-300x183.jpg 300w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-01-768x467.jpg 768w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-01.jpg 1200w\" data-sizes=\"(max-width: 1030px) 100vw, 1030px\" data-rel='gallery-1' data-prev-img='https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-01.jpg' class='lightbox ' data-onclick='9' title=''  itemprop=\"thumbnailUrl\"  ><img decoding=\"async\" fetchpriority=\"high\" class=\"wp-image-3721 avia-img-lazy-loading-not-3721\"   src=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-01-1030x627.jpg\" width=\"1030\" height=\"627\"  title='visiodrom_bildergalerie_ 01' alt='Exterior view of the Gaskessel during the construction phase' srcset=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-01-1030x627.jpg 1030w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-01-300x183.jpg 300w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-01-768x467.jpg 768w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-01.jpg 1200w\" sizes=\"(max-width: 1030px) 100vw, 1030px\" \/><div class='big-prev-fake'><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-3721 avia-img-lazy-loading-3721\"  width=\"1200\" height=\"730\" src=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-01.jpg\" title='visiodrom_bildergalerie_ 01' alt='Exterior view of the Gaskessel during the construction phase' srcset=\"https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-01.jpg 1200w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-01-300x183.jpg 300w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-01-1030x627.jpg 1030w, https:\/\/visiodrom.de\/wp-content\/uploads\/visiodrom_bildergalerie_-01-768x467.jpg 768w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/div><\/a><\/div><\/div><\/div>\n\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":1105,"menu_order":4,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"class_list":["post-1117","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>History and transformation of the gas boiler - Visiodrom<\/title>\n<meta name=\"description\" content=\"Industry in transition \u25ba Globally unique conversion \u2728 Find out more about the history &amp; transformation of the gas boiler in Wuppertal here!\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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