{"id":313,"date":"2013-01-20T20:31:27","date_gmt":"2013-01-20T20:31:27","guid":{"rendered":"https:\/\/ranchodelicioso.com\/?p=313"},"modified":"2013-01-20T20:34:35","modified_gmt":"2013-01-20T20:34:35","slug":"white-paint-roof-cooling-experiment","status":"publish","type":"post","link":"https:\/\/ranchodelicioso.com\/?p=313","title":{"rendered":"White paint roof cooling experiment"},"content":{"rendered":"<p><a href=\"https:\/\/ranchodelicioso.com\/wp-content\/uploads\/2013\/01\/20130120-143156.jpg\"><img decoding=\"async\" src=\"https:\/\/ranchodelicioso.com\/wp-content\/uploads\/2013\/01\/20130120-143156.jpg\" alt=\"20130120-143156.jpg\" class=\"alignnone size-full\" \/><\/a><\/p>\n<p>I&#8217;m currently living in a recycled house that we call Villa Delicioso, and it has been extremely hot inside, even with 4-inch fiberglass insulation, an overhanging roof, an attic space, and all the windows open.<\/p>\n<p>Years ago, an architect here told me that ONLY bright white paint will keep a metal roof cool, and our roof is slightly grey. Mid-day, it&#8217;s very hot to the touch, and so is the ceiling inside.<\/p>\n<p>So, we used some leftover oil-based bright white shiny paint and tested a roof panel, as shown in the photo.  Sure enough, it was much cooler after hours in the sun!<\/p>\n<p>We painted the rest of the roof, and now the entire house is much more comfortable.  <\/p>\n<p>Cost:<\/p>\n<p>$80 paint<br \/>\n$30 labor<\/p>\n<p>=$110<\/p>\n<p>Note: this would save a house thousands in AC bills.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>I&#8217;m currently living in a recycled house that we call Villa Delicioso, and it has been extremely hot inside, even with 4-inch fiberglass insulation, an overhanging roof, an attic space, and all the windows open. Years ago, an architect here told me that ONLY bright white paint will keep a metal roof cool, and our [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":316,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-313","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-green-building"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>White paint roof cooling experiment<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/ranchodelicioso.com\/?p=313\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"White paint roof cooling experiment\" \/>\n<meta property=\"og:description\" content=\"I&#8217;m currently living in a recycled house that we call Villa Delicioso, and it has been extremely hot inside, even with 4-inch fiberglass insulation, an overhanging roof, an attic space, and all the windows open. 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