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Wie die \u00c4nderungen in Deutschland konkret greifen, bleibt vorerst unklar.\u003C\/p\u003E\n  \u003C\/div\u003E\n\n    \u003C\/article\u003E\n  \u003C\/a\u003E\n  \u003Cspan class=\u0022article--bookmark\u0022\u003E\u003Cdrupal-render-placeholder callback=\u0022flag.link_builder:build\u0022 arguments=\u00220=node\u0026amp;1=23873\u0026amp;2=bookmark\u0026amp;3=teaser\u0022 token=\u0022ZJryXR6ajyfO-8exiaY3Ki472uyXOyd5ce9RkN41cSk\u0022\u003E\u003C\/drupal-render-placeholder\u003E\u003C\/span\u003E\n\u003C\/div\u003E\n\n\u003Cdiv  class=\u0022node node--type--article node--view-mode--teaser\u0022\u003E\n  \u003Ca href=\u0022\/heizung\/waermepumpen\/heizungstausch-im-bestand-waermepumpe-und-pv-anlage-statt-oelkessel\u0022\n     aria-label=\u0022Heizungstausch im Bestand: W\u00e4rmepumpe und PV-Anlage statt \u00d6lkessel\u0022\u003E\n      \u003Cfigure class=\u0022article--teaser-image\u0022\u003E\n              \u003Cdiv data-b-token=\u0022b-ca863ca54b7\u0022 class=\u0022media 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height=\u0022260\u0022\/\u003E\n              \u003Csource srcset=\u0022\/sites\/default\/files\/styles\/teaser_image_inline\/public\/2026-05\/250625_0951k.jpg?h=8d256a69\u0026amp;itok=HtNwQPEo 1x\u0022 media=\u0022all and (min-width: 481px) and (max-width: 767px)\u0022 type=\u0022image\/jpeg\u0022 width=\u0022200\u0022 height=\u0022150\u0022\/\u003E\n              \u003Csource srcset=\u0022\/sites\/default\/files\/styles\/teaser_image_inline\/public\/2026-05\/250625_0951k.jpg?h=8d256a69\u0026amp;itok=HtNwQPEo 1x\u0022 media=\u0022all and (min-width: 768px) and (max-width: 1023px)\u0022 type=\u0022image\/jpeg\u0022 width=\u0022200\u0022 height=\u0022150\u0022\/\u003E\n              \u003Csource srcset=\u0022\/sites\/default\/files\/styles\/teaser_image_inline\/public\/2026-05\/250625_0951k.jpg?h=8d256a69\u0026amp;itok=HtNwQPEo 1x\u0022 media=\u0022all and (min-width: 1024px) and (max-width: 1599px)\u0022 type=\u0022image\/jpeg\u0022 width=\u0022200\u0022 height=\u0022150\u0022\/\u003E\n              \u003Csource srcset=\u0022\/sites\/default\/files\/styles\/teaser_image_inline_xxl\/public\/2026-05\/250625_0951k.jpg?h=8d256a69\u0026amp;itok=SK7OxEld 1x\u0022 media=\u0022all and (min-width: 1600px)\u0022 type=\u0022image\/jpeg\u0022 width=\u0022240\u0022 height=\u0022180\u0022\/\u003E\n                  \n\u003Cimg decoding=\u0022async\u0022 class=\u0022media__element\u0022 width=\u0022200\u0022 height=\u0022150\u0022 data-zoomed=\u0022https:\/\/www.haustec.de\/sites\/default\/files\/styles\/content__zoomed\/public\/2026-05\/250625_0951k.jpg?itok=TPLL5lK5\u0022 src=\u0022\/sites\/default\/files\/styles\/teaser_image_inline\/public\/2026-05\/250625_0951k.jpg?h=8d256a69\u0026amp;itok=HtNwQPEo\u0022 alt=\u0022\u00dcBERZEUGENDER HEIZUNGSTAUSCH: W\u00c4RMEPUMPE STATT \u00d6LKESSEL\u00a0\u0022 title=\u0022\u00dcBERZEUGENDER HEIZUNGSTAUSCH: W\u00c4RMEPUMPE STATT \u00d6LKESSEL\u00a0\u0022 \/\u003E\n\n\n  \u003C\/picture\u003E\n        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Mit Photovoltaik und Batteriespeicher setzt das Projekt auf Kostensicherheit und Klimaschutz. Ein Praxisreport.\u003C\/p\u003E\n  \u003C\/div\u003E\n\n    \u003C\/article\u003E\n  \u003C\/a\u003E\n  \u003Cspan class=\u0022article--bookmark\u0022\u003E\u003Cdrupal-render-placeholder callback=\u0022flag.link_builder:build\u0022 arguments=\u00220=node\u0026amp;1=23839\u0026amp;2=bookmark\u0026amp;3=teaser\u0022 token=\u0022lMkTQAETgXqYJDXVVxXgAsSSYQPRla2xDBDMYwwncBI\u0022\u003E\u003C\/drupal-render-placeholder\u003E\u003C\/span\u003E\n\u003C\/div\u003E\n\n\u003Cdiv  class=\u0022node node--type--article node--view-mode--teaser\u0022\u003E\n  \u003Ca href=\u0022\/heizung\/waermepumpen\/waermepumpenauslegung-heizlastberechnung-ueber-brennstoffverbrauch-der\u0022\n     aria-label=\u0022W\u00e4rmepumpenauslegung: Heizlastberechnung \u00fcber Brennstoffverbrauch der richtige Weg? \u0022\u003E\n      \u003Cfigure class=\u0022article--teaser-image\u0022\u003E\n              \u003Cdiv data-b-token=\u0022b-df3a962bb0a\u0022 class=\u0022media media--blazy media--bundle--image media--image 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srcset=\u0022\/sites\/default\/files\/styles\/teaser_image_inline_xxl\/public\/2026-04\/0311_01_aufmacher.jpg?h=e83bf42d\u0026amp;itok=i8qLTTvz 1x\u0022 media=\u0022all and (min-width: 1600px)\u0022 type=\u0022image\/jpeg\u0022 width=\u0022240\u0022 height=\u0022180\u0022\/\u003E\n                  \n\u003Cimg decoding=\u0022async\u0022 class=\u0022media__element\u0022 width=\u0022200\u0022 height=\u0022150\u0022 data-zoomed=\u0022https:\/\/www.haustec.de\/sites\/default\/files\/styles\/content__zoomed\/public\/2026-04\/0311_01_aufmacher.jpg?itok=bqpBrrZh\u0022 src=\u0022\/sites\/default\/files\/styles\/teaser_image_inline\/public\/2026-04\/0311_01_aufmacher.jpg?h=e83bf42d\u0026amp;itok=me6anV05\u0022 alt=\u0022Heizlasten nachDIN\/TS \u00ad12831\u00ad-1:2020-04: Drei Verfahren und die Qual der Wahl\u0022 title=\u0022Heizlasten nachDIN\/TS \u00ad12831\u00ad-1:2020-04: Drei Verfahren und die Qual der Wahl\u0022 \/\u003E\n\n\n  \u003C\/picture\u003E\n        \u003C\/div\u003E\n  \n        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Elmar Held, \u00f6ffentlich bestellter und vereidigter Sachverst\u00e4ndiger sowie fr\u00fcherer Chefredakteur von SBZ Monteur, nimmt die Methode unter die Lupe und zeigt, warum das in der Praxis zum Problem werden kann.\u003C\/p\u003E\n  \u003C\/div\u003E\n\n    \u003C\/article\u003E\n  \u003C\/a\u003E\n  \u003Cspan class=\u0022article--bookmark\u0022\u003E\u003Cdrupal-render-placeholder callback=\u0022flag.link_builder:build\u0022 arguments=\u00220=node\u0026amp;1=23737\u0026amp;2=bookmark\u0026amp;3=teaser\u0022 token=\u0022ZMEcgP9hhKwm0R1HLt53z1KuH1vWsRIH8b1GvOqjx3I\u0022\u003E\u003C\/drupal-render-placeholder\u003E\u003C\/span\u003E\n\u003C\/div\u003E\n\n\u003Cdiv  class=\u0022node node--type--article node--view-mode--teaser\u0022\u003E\n  \u003Ca href=\u0022\/energie\/pv-module\/pv-markt-startet-schwach-ins-jahr-2026-dachanlagen-brechen-ein\u0022\n     aria-label=\u0022PV-Markt startet schwach ins Jahr 2026: Dachanlagen brechen ein\u0022\u003E\n      \u003Cfigure 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srcset=\u0022\/sites\/default\/files\/styles\/teaser_image_inline\/public\/2020-11\/pv-anlage.jpg?h=95d44630\u0026amp;itok=_FZzzRrn 1x\u0022 media=\u0022all and (min-width: 1024px) and (max-width: 1599px)\u0022 type=\u0022image\/jpeg\u0022 width=\u0022200\u0022 height=\u0022150\u0022\/\u003E\n              \u003Csource srcset=\u0022\/sites\/default\/files\/styles\/teaser_image_inline_xxl\/public\/2020-11\/pv-anlage.jpg?h=95d44630\u0026amp;itok=DNEkj7dc 1x\u0022 media=\u0022all and (min-width: 1600px)\u0022 type=\u0022image\/jpeg\u0022 width=\u0022240\u0022 height=\u0022180\u0022\/\u003E\n                  \n\u003Cimg decoding=\u0022async\u0022 class=\u0022media__element\u0022 width=\u0022200\u0022 height=\u0022150\u0022 data-zoomed=\u0022https:\/\/www.haustec.de\/sites\/default\/files\/styles\/content__zoomed\/public\/2020-11\/pv-anlage.jpg?itok=1ekXU5Ox\u0022 src=\u0022\/sites\/default\/files\/styles\/teaser_image_inline\/public\/2020-11\/pv-anlage.jpg?h=95d44630\u0026amp;itok=_FZzzRrn\u0022 alt=\u0022Mieterstromgesetz ist beschlossen\u0022 title=\u0022Mieterstromgesetz ist beschlossen\u0022 \/\u003E\n\n\n  \u003C\/picture\u003E\n        \u003C\/div\u003E\n  \n                  \u003C\/figure\u003E\n\n    \u003Carticle class=\u0022article--teaser-content\u0022\u003E\n      \u003Ch3 class=\u0022headline\u0022\u003E\n    PV-Markt startet schwach ins Jahr 2026: Dachanlagen brechen ein\n  \u003C\/h3\u003E\n  \u003Cdiv class=\u0022article--teaser-body\u0022\u003E\n    \u003Cp\u003EDer PV-Zubau im ersten Quartal 2026 liegt sechs Prozent unter dem Vorjahr, Dachanlagen brechen besonders stark ein. BSW-Solar warnt vor geplanten F\u00f6rderk\u00fcrzungen, die die Lage ab 2027 weiter versch\u00e4rfen k\u00f6nnten.\u003C\/p\u003E\n  \u003C\/div\u003E\n\n    \u003C\/article\u003E\n  \u003C\/a\u003E\n  \u003Cspan class=\u0022article--bookmark\u0022\u003E\u003Cdrupal-render-placeholder callback=\u0022flag.link_builder:build\u0022 arguments=\u00220=node\u0026amp;1=23871\u0026amp;2=bookmark\u0026amp;3=teaser\u0022 token=\u002286TUSr_uKTmeWdCSsCXypHkdJClh-xTRYQBmtXhW07s\u0022\u003E\u003C\/drupal-render-placeholder\u003E\u003C\/span\u003E\n\u003C\/div\u003E\n\n\u003Cdiv  class=\u0022node node--type--article node--view-mode--teaser\u0022\u003E\n  \u003Ca href=\u0022\/heizung\/waermepumpen\/viessmann-und-lichtblick-buendeln-kraefte-fuer-integrierte-energieloesung\u0022\n     aria-label=\u0022Viessmann und LichtBlick b\u00fcndeln Kr\u00e4fte f\u00fcr integrierte Energiel\u00f6sung\u0022\u003E\n      \u003Cfigure class=\u0022article--teaser-image\u0022\u003E\n              \u003Cdiv 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(min-width: 768px) and (max-width: 1023px)\u0022 type=\u0022image\/webp\u0022 width=\u0022200\u0022 height=\u0022150\u0022\/\u003E\n              \u003Csource srcset=\u0022\/sites\/default\/files\/styles\/teaser_image_inline\/public\/2026-05\/viessmann-system.png.webp?h=e03dbc5f\u0026amp;itok=9_qK6OCJ 1x\u0022 media=\u0022all and (min-width: 1024px) and (max-width: 1599px)\u0022 type=\u0022image\/webp\u0022 width=\u0022200\u0022 height=\u0022150\u0022\/\u003E\n              \u003Csource srcset=\u0022\/sites\/default\/files\/styles\/teaser_image_inline_xxl\/public\/2026-05\/viessmann-system.png.webp?h=e03dbc5f\u0026amp;itok=MEAGPJDM 1x\u0022 media=\u0022all and (min-width: 1600px)\u0022 type=\u0022image\/webp\u0022 width=\u0022240\u0022 height=\u0022180\u0022\/\u003E\n              \u003Csource srcset=\u0022\/sites\/default\/files\/styles\/teaser_image_phone\/public\/2026-05\/viessmann-system.png?h=e03dbc5f\u0026amp;itok=9_4wP_6L 1x\u0022 media=\u0022all and (max-width: 480px)\u0022 type=\u0022image\/png\u0022 width=\u0022460\u0022 height=\u0022260\u0022\/\u003E\n              \u003Csource srcset=\u0022\/sites\/default\/files\/styles\/teaser_image_inline\/public\/2026-05\/viessmann-system.png?h=e03dbc5f\u0026amp;itok=9_qK6OCJ 1x\u0022 media=\u0022all and (min-width: 481px) and (max-width: 767px)\u0022 type=\u0022image\/png\u0022 width=\u0022200\u0022 height=\u0022150\u0022\/\u003E\n              \u003Csource srcset=\u0022\/sites\/default\/files\/styles\/teaser_image_inline\/public\/2026-05\/viessmann-system.png?h=e03dbc5f\u0026amp;itok=9_qK6OCJ 1x\u0022 media=\u0022all and (min-width: 768px) and (max-width: 1023px)\u0022 type=\u0022image\/png\u0022 width=\u0022200\u0022 height=\u0022150\u0022\/\u003E\n              \u003Csource srcset=\u0022\/sites\/default\/files\/styles\/teaser_image_inline\/public\/2026-05\/viessmann-system.png?h=e03dbc5f\u0026amp;itok=9_qK6OCJ 1x\u0022 media=\u0022all and (min-width: 1024px) and (max-width: 1599px)\u0022 type=\u0022image\/png\u0022 width=\u0022200\u0022 height=\u0022150\u0022\/\u003E\n              \u003Csource srcset=\u0022\/sites\/default\/files\/styles\/teaser_image_inline_xxl\/public\/2026-05\/viessmann-system.png?h=e03dbc5f\u0026amp;itok=MEAGPJDM 1x\u0022 media=\u0022all and (min-width: 1600px)\u0022 type=\u0022image\/png\u0022 width=\u0022240\u0022 height=\u0022180\u0022\/\u003E\n                  \n\u003Cimg decoding=\u0022async\u0022 class=\u0022media__element\u0022 width=\u0022200\u0022 height=\u0022150\u0022 data-zoomed=\u0022https:\/\/www.haustec.de\/sites\/default\/files\/styles\/content__zoomed\/public\/2026-05\/viessmann-system.png?itok=EvnV5qes\u0022 src=\u0022\/sites\/default\/files\/styles\/teaser_image_inline\/public\/2026-05\/viessmann-system.png?h=e03dbc5f\u0026amp;itok=9_qK6OCJ\u0022 alt=\u0022Viessmann W\u00e4rmepumpen, Photovoltaikanlagen, Stromspeicher und Wallbox k\u00f6nnen zuk\u00fcnftig durch Stromliefervertr\u00e4ge und Energiedienstleistungen von LichtBlick erg\u00e4nzt werden.\u0022 \/\u003E\n\n\n  \u003C\/picture\u003E\n        \u003C\/div\u003E\n  \n                  \u003C\/figure\u003E\n\n    \u003Carticle class=\u0022article--teaser-content\u0022\u003E\n      \u003Ch3 class=\u0022headline\u0022\u003E\n    Viessmann und LichtBlick b\u00fcndeln Kr\u00e4fte f\u00fcr integrierte Energiel\u00f6sung\n  \u003C\/h3\u003E\n  \u003Cdiv class=\u0022article--teaser-body\u0022\u003E\n    \u003Cp\u003EW\u00e4rmepumpe, Photovoltaik, Speicher und dynamischer Stromtarif \u2013 alles aus einer Hand. Viessmann Climate Solutions und LichtBlick b\u00fcndeln ihre Kompetenzen zu einer integrierten Energiel\u00f6sung, die das Eigenheim zum intelligenten Energiesystem macht.\u003C\/p\u003E\n  \u003C\/div\u003E\n\n    \u003C\/article\u003E\n  \u003C\/a\u003E\n  \u003Cspan class=\u0022article--bookmark\u0022\u003E\u003Cdrupal-render-placeholder callback=\u0022flag.link_builder:build\u0022 arguments=\u00220=node\u0026amp;1=23870\u0026amp;2=bookmark\u0026amp;3=teaser\u0022 token=\u0022mJJP-JnmACr7wPCySTAlASt855XfCRSaHvsjS1SOkq0\u0022\u003E\u003C\/drupal-render-placeholder\u003E\u003C\/span\u003E\n\u003C\/div\u003E\n\n","entity_type":"node","used_ids":["",23873,23839,23737,23871,23870],"show_more":"\u003Cdiv class=\u0022del-show-more\u0022\u003E\u003Ca href=\u0022\/ajax\/del\/20215022-40a5-438a-ae5c-774948e16218\/paragraph\/6\/5\/asc\/eyJub2RlIjp7ImlkIjoiMTIiLCJ0eXBlIjoicGFnZSJ9fQ%3D%3D\u0022 title=\u0022Show more items\u0022 class=\u0022del-show-more-link use-ajax\u0022 rel=\u0022nofollow\u0022 data-target-type=\u0022node\u0022 aria-controls=\u0022del--paragraph-44845--content\u0022 aria-label=\u0022Show more items\u0022\u003EMehr anzeigen\u003C\/a\u003E\u003C\/div\u003E\n"}]