{"id":558,"date":"2026-06-17T08:19:31","date_gmt":"2026-06-17T08:19:31","guid":{"rendered":"https:\/\/construccionesimais.com\/?p=558"},"modified":"2026-06-17T08:19:32","modified_gmt":"2026-06-17T08:19:32","slug":"certificado-energetico-que-significa-cada-letra-y-como-mejorarla","status":"publish","type":"post","link":"https:\/\/construccionesimais.com\/en\/certificado-energetico-que-significa-cada-letra-y-como-mejorarla\/","title":{"rendered":"Energy certificate: what each letter means and how to improve it"},"content":{"rendered":"<p class=\"wp-block-paragraph\">For years, any property that is sold or rented must have an energy performance certificate. However, many owners don&#039;t know what the letters on the document actually mean.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">What do the letters indicate?<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A: maximum efficiency.<\/li>\n\n\n\n<li>B and C: very good efficiency.<\/li>\n\n\n\n<li>D and E: average efficiency.<\/li>\n\n\n\n<li>F and G: high consumption.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">How to improve your grade<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Replacement of old windows.<\/li>\n\n\n\n<li>Improved insulation.<\/li>\n\n\n\n<li>Installation of efficient heating systems.<\/li>\n\n\n\n<li>Use of renewable energies.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">Benefits<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Lower energy consumption.<\/li>\n\n\n\n<li>More comfort.<\/li>\n\n\n\n<li>Revaluation of the property.<\/li>\n\n\n\n<li>Lower environmental impact.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">Conclusion<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Small actions can translate into significant savings over years.<\/p>","protected":false},"excerpt":{"rendered":"<p>For years, any property that is sold or rented must have an energy performance certificate. However, many homeowners don&#039;t know what the letters on the document actually mean. What do the letters indicate? How to improve the rating. Benefits. Conclusion. Small changes can translate into significant savings over the years.<\/p>","protected":false},"author":2,"featured_media":559,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"postBodyCss":"","postBodyMargin":[],"postBodyPadding":[],"postBodyBackground":{"backgroundType":"classic","gradient":""},"footnotes":""},"categories":[10],"tags":[27,25,26],"class_list":["post-558","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-ahorro-energetico","tag-certificado-energetico","tag-eficiencia-energetica-vivienda"],"_links":{"self":[{"href":"https:\/\/construccionesimais.com\/en\/wp-json\/wp\/v2\/posts\/558","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/construccionesimais.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/construccionesimais.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/construccionesimais.com\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/construccionesimais.com\/en\/wp-json\/wp\/v2\/comments?post=558"}],"version-history":[{"count":1,"href":"https:\/\/construccionesimais.com\/en\/wp-json\/wp\/v2\/posts\/558\/revisions"}],"predecessor-version":[{"id":560,"href":"https:\/\/construccionesimais.com\/en\/wp-json\/wp\/v2\/posts\/558\/revisions\/560"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/construccionesimais.com\/en\/wp-json\/wp\/v2\/media\/559"}],"wp:attachment":[{"href":"https:\/\/construccionesimais.com\/en\/wp-json\/wp\/v2\/media?parent=558"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/construccionesimais.com\/en\/wp-json\/wp\/v2\/categories?post=558"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/construccionesimais.com\/en\/wp-json\/wp\/v2\/tags?post=558"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}