{"id":10936,"date":"2013-04-03T08:39:15","date_gmt":"2013-04-03T08:39:15","guid":{"rendered":"http:\/\/leedpoints.com\/?guid=dcfd0ad8cdcbfa8b9014054cebf3cacd"},"modified":"2013-04-03T08:39:15","modified_gmt":"2013-04-03T08:39:15","slug":"vented-crawl-spaces-and-the-psychrometric-chart-are-not-friends","status":"publish","type":"post","link":"https:\/\/leedpoints.com\/green-building-blog\/vented-crawl-spaces-and-the-psychrometric-chart-are-not-friends\/","title":{"rendered":"Vented Crawl Spaces and the Psychrometric Chart Are Not Friends"},"content":{"rendered":null,"protected":false},"excerpt":{"rendered":"<div>\n<div>Subtitle:&nbsp;<\/div>\n<div>\n<div>\n                    Replacing humid air with more humid air doesn&#8217;t work        <\/div>\n<\/p><\/div>\n<\/div>\n<div>\n<div>Images:&nbsp;<\/div>\n<div>\n<div>\n                    <a href=\"http:\/\/www.greenbuildingadvisor.com\/blogs\/dept\/building-science\/vented-crawl-spaces-and-psychrometric-chart-are-not-friends\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.greenbuildingadvisor.com\/sites\/default\/files\/imagecache\/blog-river\/vented-crawl-space-duct-leakage-moisture-problems.jpg\" alt=\"\" title=\"Vented crawl space moisture problems\" width=\"144\" height=\"108\"><\/a>        <\/div>\n<div>\n                    <a href=\"http:\/\/www.greenbuildingadvisor.com\/blogs\/dept\/building-science\/vented-crawl-spaces-and-psychrometric-chart-are-not-friends\"><img decoding=\"async\" src=\"http:\/\/www.greenbuildingadvisor.com\/sites\/default\/files\/imagecache\/blog-river\/psychrometric-chart-humidity-temperature-crawl-space-vent.png\" alt=\"\" title=\"Psychrometric chart\"><\/a>        <\/div>\n<div>\n                    <a href=\"http:\/\/www.greenbuildingadvisor.com\/blogs\/dept\/building-science\/vented-crawl-spaces-and-psychrometric-chart-are-not-friends\"><img decoding=\"async\" src=\"http:\/\/www.greenbuildingadvisor.com\/sites\/default\/files\/imagecache\/blog-river\/vented-crawl-space-relative-humidity-temperature-hygrometer.jpg\" alt=\"\" title=\"Evidence of a too-humid crawl space\"><\/a>        <\/div>\n<\/p><\/div>\n<\/div>\n<p>Really, the argument about whether you should vent a crawl space in a humid climate is over. <a href=\"http:\/\/crawlspaces.org\/\">Advanced Energy&#8217;s research project<\/a> from 2002 proved that closed crawl spaces outperform vented crawl spaces.<\/p>\n<p>A quick look at the psychrometric chart below shows that the argument should never have existed in the first place. (Click the image to see an enlarged version.)<\/p><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[9392,9393,9394,8821,9395,9396],"class_list":["post-10936","post","type-post","status-publish","format-standard","hentry","category-green-building-posts","tag-crawl-space","tag-crawlspace","tag-psychrometric-chart","tag-relative-humidity","tag-rh","tag-vented-crawl-space"],"_links":{"self":[{"href":"https:\/\/leedpoints.com\/green-building-blog\/wp-json\/wp\/v2\/posts\/10936","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/leedpoints.com\/green-building-blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/leedpoints.com\/green-building-blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/leedpoints.com\/green-building-blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/leedpoints.com\/green-building-blog\/wp-json\/wp\/v2\/comments?post=10936"}],"version-history":[{"count":0,"href":"https:\/\/leedpoints.com\/green-building-blog\/wp-json\/wp\/v2\/posts\/10936\/revisions"}],"wp:attachment":[{"href":"https:\/\/leedpoints.com\/green-building-blog\/wp-json\/wp\/v2\/media?parent=10936"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/leedpoints.com\/green-building-blog\/wp-json\/wp\/v2\/categories?post=10936"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/leedpoints.com\/green-building-blog\/wp-json\/wp\/v2\/tags?post=10936"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}