{"id":75491,"date":"2026-07-24T13:42:49","date_gmt":"2026-07-24T13:42:49","guid":{"rendered":"https:\/\/megasol.ch\/?p=75491"},"modified":"2026-08-18T08:09:30","modified_gmt":"2026-08-18T08:09:30","slug":"photovoltaics-and-heritage-conservation","status":"publish","type":"post","link":"https:\/\/megasol.ch\/en\/photovoltaics-and-heritage-conservation\/","title":{"rendered":"Photovoltaics and heritage conservation"},"content":{"rendered":"<p>[vc_row gap=\"4\" background_type=\"\"][vc_column width=\"2\/3\" css=\".vc_custom_1750684629812{padding-top: 20px !important;padding-bottom: 20px !important;}\"][vc_custom_heading text=\"No longer a contradiction: photovoltaics and heritage conservation\" font_container=\"tag:h1|text_align:left\" use_theme_fonts=\"yes\" css=\".vc_custom_1784884424822{margin-bottom: 20px !important;}\"][\/vc_column][vc_column width=\"1\/3\"][\/vc_column][\/vc_row][vc_row background_type=\"\" css=\".vc_custom_1784887181957{margin-bottom: 0px !important;}\"][vc_column width=\"5\/6\"][vc_column_text css=\".vc_custom_1784893895977{margin-top: 10px !important;}\"]Climate protection and heritage conservation are often seen as opposites \u2013 yet in legislation, they are increasingly converging. Nevertheless, the requirements for installing photovoltaic systems on historic buildings remain stringent. With its <a href=\"https:\/\/megasol.ch\/en\/slate\/\">MATCH Slate<\/a> and <a href=\"https:\/\/megasol.ch\/en\/level-up\/\">LEVEL Up<\/a> solar systems, Megasol meets these requirements and makes heritage conservation and solar energy compatible.[\/vc_column_text][\/vc_column][vc_column width=\"1\/6\"][\/vc_column][\/vc_row][vc_row equal_height=\"yes\" background_type=\"\" css=\".vc_custom_1727442328776{margin-bottom: 10px !important;background-color: #ffffff !important;}\"][vc_column width=\"5\/6\" css=\".vc_custom_1738058725229{padding-top: 20px !important;padding-bottom: 40px !important;}\"][vc_row_inner css=\".vc_custom_1620800857392{margin-top: 30px !important;}\"][vc_column_inner][vc_column_text css=\".vc_custom_1784884650110{margin-bottom: 30px !important;}\"]<\/p>\n<h2><strong>Heritage protection requirements<\/strong><\/h2>\n<p>Conventional solar modules with their bluish-black colour, glossy surfaces and aluminium frames create a stark contrast to historic roofs made of slate, tile or wooden shingles. Heritage protection legislation addresses this with clear guidelines which \u2013 despite regional differences \u2013 can be summarised in three key points:<\/p>\n<ul>\n<li>The historic appearance is affected as little as possible.<\/li>\n<li>The overall impression of the building and its surroundings is preserved.<\/li>\n<li>The view of the building from a distance is not impaired.<\/li>\n<\/ul>\n<p>Megasol in-roof systems meet these requirements because their material appearance and installation technique allow them to blend harmoniously into historic roofscapes.[\/vc_column_text][vc_column_text css=\".vc_custom_1784893921972{margin-bottom: 30px !important;}\"]<\/p>\n<h2><strong>LEVEL Up: Solar roofing for almost any building<\/strong><\/h2>\n<p><a href=\"https:\/\/megasol.ch\/en\/level-up\/\">LEVEL Up<\/a> is available in four standard sizes, as well as in the \u2018Full Black ZRM+\u2019 (glare-free) and \u2018Terracotta\u2019 designs. Customized modules make the system suitable for large roof areas as well as complex geometries \u2013 either as a full-surface covering or a partial solution.<\/p>\n<p>&nbsp;<\/p>\n<p><strong>Power output:<\/strong> up to 203 Wp\/m\u00b2<\/p>\n<p><strong>Surface:<\/strong> Full Black ZRM+, Terracotta<\/p>\n<p><strong>Hail resistance:<\/strong> HW5 (50 mm)<\/p>\n<p><strong>Snow load:<\/strong> up to 13 kN\/m\u00b2 (4 m of old snow)<\/p>\n<p><strong>Fire protection:<\/strong> BROOF(t1), BROOF(t2) in accordance with DIN EN 13501-5<\/p>\n<p><strong>Resistance to driving rain:<\/strong> tested in accordance with CEN\/TR 15601<\/p>\n<p><strong>Warranty:<\/strong> 15-year Swiss product warranty, 35-year performance warranty[\/vc_column_text][vc_single_image image=\"75475\" img_size=\"full\" image_hover=\"\"][vc_column_text css=\".vc_custom_1784893955086{margin-bottom: 30px !important;}\"]<a href=\"https:\/\/store.megasol.ch\/en_US\/reference\/4589-historisches-einfamilienhaus-in-furschwendi\" target=\"_blank\" rel=\"noopener\">A listed building in F\u00fcrschwendi, SG<\/a> \u2013 the matt, low-glare surface blended in with the existing Eternit shingles and served as a showcase project for the new planning permission procedures in the canton of St. Gallen.[\/vc_column_text][vc_column_text css=\".vc_custom_1784893975113{margin-bottom: 30px !important;}\"]<\/p>\n<h2><strong>MATCH Slate Creek Granite: A slate-effect finish for complex roof geometries<\/strong><\/h2>\n<p>The <a href=\"https:\/\/megasol.ch\/en\/slate\/\">MATCH Slate<\/a> \u2018Creek Granite\u2019 design captures the look and feel of historic slate roofs. The modules are laid in an overlapping, discreet pattern \u2013 creating a seamless transition without the need for additional metalwork. The satin-finished, non-glare surface ensures an authentic slate look; the INSHAPE adaptation plate allows the system to be adapted to complex roof geometries.<\/p>\n<p>&nbsp;<\/p>\n<p><strong>Power output:<\/strong> approx. 180 Wp\/m\u00b2<\/p>\n<p><strong>Surface:<\/strong> Satin-finished<\/p>\n<p><strong>Hail resistance:<\/strong> HW5 (50 mm)<\/p>\n<p><strong>Snow load:<\/strong> up to 13 kN\/m\u00b2 (4 m of old snow)<\/p>\n<p><strong>Fire protection:<\/strong> BROOF(t1), BROOF(t2) in accordance with DIN EN 13501-5<\/p>\n<p><strong>Warranty:<\/strong> 10-year Swiss product warranty, 25-year performance warranty[\/vc_column_text][vc_single_image image=\"75471\" img_size=\"full\" image_hover=\"\"][vc_column_text css=\".vc_custom_1784893993376{margin-bottom: 30px !important;}\"]Reference: <a href=\"https:\/\/store.megasol.ch\/en_US\/reference\/3909-kirche-in-saas-fee\" target=\"_blank\" rel=\"noopener\">Herz-Jesu Church in Saas Fee<\/a> \u2013 MATCH Slate Creek Granite blends seamlessly into the historic roofscape here.[\/vc_column_text][vc_column_text css=\".vc_custom_1784885141689{margin-bottom: 30px !important;padding-top: 15px !important;padding-right: 10px !important;padding-bottom: 15px !important;padding-left: 10px !important;background-color: #ffeadb !important;}\"]<strong>Tip for planners and installers<\/strong><\/p>\n<p>An early on-site inspection with the client, the planning team and the heritage conservation authority clarifies issues relating to design, colour and connections before they become an obstacle to obtaining planning permission. Providing samples \u2013 as was done in Saas Fee or F\u00fcrschwendi \u2013 often convinces the heritage conservation authority more quickly than any argument.[\/vc_column_text][vc_column_text css=\".vc_custom_1784885211885{margin-bottom: 30px !important;}\"]<\/p>\n<h2><strong>Good preparation makes all the difference<\/strong><\/h2>\n<p>Requirements vary from region to region. The following questions should therefore be clarified before construction begins:<\/p>\n<ul>\n<li>What is the building\u2019s heritage classification?<\/li>\n<li>What installation options and alternative locations are available?<\/li>\n<li>What are the specifications regarding the shape, colour and size of the modules?<\/li>\n<li>Will any cables remain visible?<\/li>\n<li>What requirements apply to lightning protection and fire safety?<\/li>\n<\/ul>\n<p>Megasol advises firms involved in planning and installation on selecting suitable modules or develops bespoke solutions.[\/vc_column_text][vc_single_image image=\"75482\" img_size=\"full\" image_hover=\"\"][vc_column_text css=\".vc_custom_1784894044778{margin-bottom: 30px !important;}\"]<a href=\"https:\/\/store.megasol.ch\/en_US\/reference\/4650-einfamilienhaus-in-rivaz\" target=\"_blank\" rel=\"noopener\">Detached house in Rivaz<\/a> \u2013 <a href=\"https:\/\/megasol.ch\/en\/slate\/\">MATCH Slate<\/a> in the \u2018Terracotta\u2019 design[\/vc_column_text][vc_column_text css=\".vc_custom_1784894069145{margin-bottom: 30px !important;}\"]<\/p>\n<h2><strong>Conclusion<\/strong><\/h2>\n<p>Heritage protection and photovoltaics are not mutually exclusive: with <a href=\"https:\/\/megasol.ch\/en\/slate\/\">MATCH Slate<\/a> and <a href=\"https:\/\/megasol.ch\/en\/level-up\/\">LEVEL Up<\/a>, Megasol offers sophisticated in-roof systems that blend seamlessly into any historic roofscape \u2013 from slate-roofed churches to tiled roofs. Whether you\u2019re facing strict regulations, critical conservationists or complex roof geometries: our systems solve real planning challenges without compromising on aesthetics or planning permission. Our experts will be happy to advise you on implementation.[\/vc_column_text][vc_column_text css=\".vc_custom_1784888664135{margin-bottom: 30px !important;}\"]<\/p>\n<h2><strong>Important links<\/strong><\/h2>\n<p>&nbsp;<\/p>\n<p><strong>Switzerland<\/strong><br \/>\n<a href=\"https:\/\/www.bak.admin.ch\/de\/adressendenkmalpflege\" target=\"_blank\" rel=\"noopener\">Cantonal and municipal heritage conservation agencies<\/a><br \/>\n<a href=\"https:\/\/www.bak.admin.ch\/de\/solarkultur\" target=\"_blank\" rel=\"noopener\">Architectural heritage and the energy transition<\/a><\/p>\n<p>&nbsp;<\/p>\n<p><strong>Germany<\/strong><br \/>\n<a href=\"https:\/\/www.dnk.de\/denkmalschutz\/?node_id=2365\" target=\"_blank\" rel=\"noopener\">German National Committee for the Preservation of Historic Monuments \u2013 State laws on the preservation of historic monuments<\/a><br \/>\n<a href=\"https:\/\/www.sfv.de\/solaranlagenberatung\/pv-und-denkmalschutz\" target=\"_blank\" rel=\"noopener\">SFV \u2013 Photovoltaics and the preservation of historic monuments<\/a><\/p>\n<p>&nbsp;<\/p>\n<p><strong>Austria<\/strong><br \/>\n<a href=\"https:\/\/www.bda.gv.at\/service\/haeufige-fragen\/veraenderung-an-denkmalen-instandsetzungsverfahren.html\" target=\"_blank\" rel=\"noopener\">Federal Monuments Office \u2013 Restoration Procedures<\/a><br \/>\n<a href=\"https:\/\/www.bda.gv.at\/themen\/publikationen\/standards-leitfaeden-richtlinien\/standards-energieeffizienz.html\" target=\"_blank\" rel=\"noopener\">Energy Efficiency Standards (Download)<\/a>[\/vc_column_text][\/vc_column_inner][\/vc_row_inner][\/vc_column][vc_column width=\"1\/6\" css=\".vc_custom_1729760843775{background-position: center !important;background-repeat: no-repeat !important;background-size: cover !important;}\"][\/vc_column][\/vc_row][vc_row][vc_column][vc_empty_space height=\"50px\"][\/vc_column][\/vc_row]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Photovoltaics and the preservation of historic buildings need not be at odds with one another. Discover in-roof systems for historic buildings that have a high chance of being approved.<\/p>\n","protected":false},"author":11,"featured_media":75476,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"aside","meta":{"content-type":"","footnotes":""},"categories":[610],"tags":[3342,3343,3474],"class_list":["post-75491","post","type-post","status-publish","format-aside","has-post-thumbnail","hentry","category-notifications-en","tag-mitteilung-en","tag-mitteilungen-en","tag-blog-en","post_format-post-format-aside"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.4 (Yoast SEO v28.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Photovoltaics and heritage conservation - Megasol Energie AG<\/title>\n<meta name=\"description\" content=\"Photovoltaics and the preservation of historic buildings need not be at odds with one another. 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