{"id":12197,"date":"2025-12-22T15:28:50","date_gmt":"2025-12-22T15:28:50","guid":{"rendered":"https:\/\/casilladecosta.com\/energy-efficiency-class-a-real-savings-and-smart-investment-for-your-new-home\/"},"modified":"2025-12-24T09:03:25","modified_gmt":"2025-12-24T09:03:25","slug":"energy-efficiency-class-a-real-savings","status":"publish","type":"post","link":"https:\/\/casilladecosta.com\/en\/energy-efficiency-class-a-real-savings\/","title":{"rendered":"Energy efficiency class A: Real savings and smart investment for your new home"},"content":{"rendered":"\r\n<p class=\"wp-block-paragraph\">Buying a luxury property is an investment in quality of life, but it must also be a financially sound decision for the future. In the current prime real estate market, <b>Energy Efficiency Class A<\/b> has evolved from a simple label into the definitive indicator of construction quality and, crucially, long-term economic savings.<\/p>\r\n<p>At <b>Casilla de Costa<\/b> (Fuerteventura), our new-build villas are not only defined by exclusive design but also by holding the highest <b>EPC (Energy Performance Certificate)<\/b> rating. But what does owning a &#8220;Class A&#8221; property really mean, and how does it impact your monthly outgoings?<\/p>\r\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_71 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title ez-toc-toggle\" style=\"cursor:pointer\">Tabla de contenidos<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/casilladecosta.com\/en\/energy-efficiency-class-a-real-savings\/#What_does_the_%E2%80%98Class_A_label_actually_mean\" title=\"What does the &#8216;Class A&#8217; label actually mean?\">What does the &#8216;Class A&#8217; label actually mean?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/casilladecosta.com\/en\/energy-efficiency-class-a-real-savings\/#The_financial_impact_Tangible_savings_on_electricity_bills\" title=\"The financial impact: Tangible savings on electricity bills\">The financial impact: Tangible savings on electricity bills<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/casilladecosta.com\/en\/energy-efficiency-class-a-real-savings\/#Invisible_technology_Why_do_these_villas_consume_so_little\" title=\"Invisible technology: Why do these villas consume so little?\">Invisible technology: Why do these villas consume so little?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/casilladecosta.com\/en\/energy-efficiency-class-a-real-savings\/#1_The_Thermal_Envelope_Superior_Insulation\" title=\"1. The Thermal Envelope (Superior Insulation)\">1. The Thermal Envelope (Superior Insulation)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/casilladecosta.com\/en\/energy-efficiency-class-a-real-savings\/#2_Aerothermal_Energy_Smart_Climate_Control\" title=\"2. Aerothermal Energy: Smart Climate Control\">2. Aerothermal Energy: Smart Climate Control<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/casilladecosta.com\/en\/energy-efficiency-class-a-real-savings\/#3_Photovoltaic_Self-Consumption\" title=\"3. Photovoltaic Self-Consumption\">3. Photovoltaic Self-Consumption<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/casilladecosta.com\/en\/energy-efficiency-class-a-real-savings\/#Benefits_beyond_the_bill_%E2%80%9Csilent_luxury%E2%80%9D\" title=\"Benefits beyond the bill: &#8220;silent luxury&#8221;\">Benefits beyond the bill: &#8220;silent luxury&#8221;<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/casilladecosta.com\/en\/energy-efficiency-class-a-real-savings\/#FAQ_Energy_efficiency_in_the_Canary_Islands\" title=\"FAQ: Energy efficiency in the Canary Islands\">FAQ: Energy efficiency in the Canary Islands<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/casilladecosta.com\/en\/energy-efficiency-class-a-real-savings\/#What_exactly_does_Energy_Efficiency_Class_A_mean\" title=\"What exactly does Energy Efficiency Class A mean?\">What exactly does Energy Efficiency Class A mean?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/casilladecosta.com\/en\/energy-efficiency-class-a-real-savings\/#Will_I_really_notice_the_difference_in_electricity_bills\" title=\"Will I really notice the difference in electricity bills?\">Will I really notice the difference in electricity bills?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/casilladecosta.com\/en\/energy-efficiency-class-a-real-savings\/#Is_high_efficiency_necessary_in_the_Fuerteventura_climate\" title=\"Is high efficiency necessary in the Fuerteventura climate?\">Is high efficiency necessary in the Fuerteventura climate?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/casilladecosta.com\/en\/energy-efficiency-class-a-real-savings\/#Are_efficient_homes_more_expensive_to_buy\" title=\"Are efficient homes more expensive to buy?\">Are efficient homes more expensive to buy?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/casilladecosta.com\/en\/energy-efficiency-class-a-real-savings\/#Do_I_need_air_conditioning_in_a_Class_A_villa\" title=\"Do I need air conditioning in a Class A villa?\">Do I need air conditioning in a Class A villa?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/casilladecosta.com\/en\/energy-efficiency-class-a-real-savings\/#Conclusion\" title=\"Conclusion\">Conclusion<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"What_does_the_%E2%80%98Class_A_label_actually_mean\"><\/span><b>What does the &#8216;Class A&#8217; label actually mean?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\r\n<p>The <b>Energy Efficiency Class A<\/b> label represents the highest tier within the official European certification system. Beyond the certificate, this indicates that the property has been designed as a <b>NZEB (Nearly Zero-Energy Building)<\/b>.<\/p>\r\n<p>For the homeowner, this translates into two fundamental pillars:<\/p>\r\n<ul>\r\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Minimal Energy Consumption:<\/b> The house requires very few resources to maintain optimal comfort levels.<\/li>\r\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Low Emissions:<\/b> A drastic reduction in the carbon footprint, often achieved through renewable energy integration.<\/li>\r\n<\/ul>\r\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-12189\" src=\"https:\/\/casilladecosta.com\/wp-content\/uploads\/2025\/12\/eficiencia-energetica-a-fuerteventura.webp\" alt=\"eficiencia energetica A\" width=\"1200\" height=\"655\" srcset=\"https:\/\/casilladecosta.com\/wp-content\/uploads\/2025\/12\/eficiencia-energetica-a-fuerteventura.webp 1200w, https:\/\/casilladecosta.com\/wp-content\/uploads\/2025\/12\/eficiencia-energetica-a-fuerteventura-300x164.webp 300w, https:\/\/casilladecosta.com\/wp-content\/uploads\/2025\/12\/eficiencia-energetica-a-fuerteventura-1024x559.webp 1024w, https:\/\/casilladecosta.com\/wp-content\/uploads\/2025\/12\/eficiencia-energetica-a-fuerteventura-768x419.webp 768w, https:\/\/casilladecosta.com\/wp-content\/uploads\/2025\/12\/eficiencia-energetica-a-fuerteventura-20x11.webp 20w, https:\/\/casilladecosta.com\/wp-content\/uploads\/2025\/12\/eficiencia-energetica-a-fuerteventura-110x60.webp 110w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/p>\r\n<h2><span class=\"ez-toc-section\" id=\"The_financial_impact_Tangible_savings_on_electricity_bills\"><\/span><b>The financial impact: Tangible savings on electricity bills<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\r\n<p>The economic difference between an<a href=\"https:\/\/casilladecosta.com\/en\/sustainable-housing-what-it-is-key-features-and-real-benefits\/\"> efficient home<\/a> and a conventional one is highly significant and noticeable from the very first utility bill.<\/p>\r\n<p>According to comparative consumption data:<\/p>\r\n<ul>\r\n<li><b>Vs. Older or Standard Properties:<\/b> A home with <b>Energy Efficiency Class A<\/b> consumes between <b>60% and 70% less<\/b>.<\/li>\r\n<li><b>Vs. Average Ratings (Class D or E):<\/b> Savings sit between <b>50% and 60%<\/b>.<\/li>\r\n<\/ul>\r\n<p>These accumulated savings accelerate the amortization of your initial investment, whilst future-proofing your household finances against energy price volatility.<\/p>\r\n<h2><span class=\"ez-toc-section\" id=\"Invisible_technology_Why_do_these_villas_consume_so_little\"><\/span><b>Invisible technology: Why do these villas consume so little?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\r\n<p>Achieving <b>Energy Efficiency Class A<\/b> is not a coincidence; it is the result of <a href=\"https:\/\/casilladecosta.com\/en\/quality-of-materials-and-manufacturing-standards\/\">advanced construction systems<\/a>. In Fuerteventura, where climate control (managing wind and sun) is vital, we apply three key technologies:<\/p>\r\n<h3><span class=\"ez-toc-section\" id=\"1_The_Thermal_Envelope_Superior_Insulation\"><\/span><b>1. The Thermal Envelope (Superior Insulation)<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\r\n<p>The secret lies in the villa&#8217;s &#8220;skin&#8221;. A high-density <b>thermal insulation system<\/b> in facades, roofs, and floors prevents temperature leakage.<\/p>\r\n<ul>\r\n<li>Includes carpentry with <b>thermal bridge breaking<\/b> and low-emissivity glass.<\/li>\r\n<li><b>Result:<\/b> The interior remains cool and stable without the need for constant air conditioning.<\/li>\r\n<\/ul>\r\n<h3><span class=\"ez-toc-section\" id=\"2_Aerothermal_Energy_Smart_Climate_Control\"><\/span><b>2. Aerothermal Energy: Smart Climate Control<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\r\n<p>We replace traditional boilers with <b><a href=\"https:\/\/casilladecosta.com\/en\/what-is-aerothermal-energy-renewable-energy-in-your-home\/\">aerothermal systems<\/a> (Air Source Heat Pumps)<\/b>, a clean technology that extracts energy from the outside air to provide cooling, heating, and hot water.<\/p>\r\n<ul>\r\n<li><b>Extreme Efficiency:<\/b> For every 1kW of electricity consumed, it generates between 3 and 4kW of thermal energy.<\/li>\r\n<li><b>Gas-Free:<\/b> Eliminates the need for gas supplies, simplifying bills and increasing safety.<\/li>\r\n<\/ul>\r\n<h3><span class=\"ez-toc-section\" id=\"3_Photovoltaic_Self-Consumption\"><\/span><b>3. Photovoltaic Self-Consumption<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\r\n<p>The integration of solar panels allows the villa to generate its own clean energy. During peak sunlight hours in the Canary Islands, grid consumption can drop to practically zero.<\/p>\r\n<h2><span class=\"ez-toc-section\" id=\"Benefits_beyond_the_bill_%E2%80%9Csilent_luxury%E2%80%9D\"><\/span><b>Benefits beyond the bill: &#8220;silent luxury&#8221;<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\r\n<p>Choosing a property with <b>Energy Efficiency Class A<\/b> at Casilla de Costa delivers advantages that go beyond the financial aspect:<\/p>\r\n<ul>\r\n<li><b>Thermal &amp; Acoustic Comfort:<\/b> The insulation that protects against heat also isolates against noise (essential on windy days), creating quieter, more stable homes year-round.<\/li>\r\n<li><b>Higher Resale Value:<\/b> Efficient properties command a higher market valuation and sell faster, consolidating the real estate asset as a solid investment.<\/li>\r\n<li><b>Durability:<\/b> Efficient design implies better long-term building performance and lower maintenance requirements.<\/li>\r\n<\/ul>\r\n<h2><span class=\"ez-toc-section\" id=\"FAQ_Energy_efficiency_in_the_Canary_Islands\"><\/span><b>FAQ: Energy efficiency in the Canary Islands<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\r\n<h3><span class=\"ez-toc-section\" id=\"What_exactly_does_Energy_Efficiency_Class_A_mean\"><\/span><b>What exactly does Energy Efficiency Class A mean?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\r\n<p>It means the property has the highest possible energy rating, utilizing optimized design and systems to achieve near-zero energy consumption.<\/p>\r\n<h3><span class=\"ez-toc-section\" id=\"Will_I_really_notice_the_difference_in_electricity_bills\"><\/span><b>Will I really notice the difference in electricity bills?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\r\n<p>Absolutely. Lower consumption drastically reduces monthly expenses, especially regarding climate control, achieving savings of up to 70% compared to older buildings.<\/p>\r\n<h3><span class=\"ez-toc-section\" id=\"Is_high_efficiency_necessary_in_the_Fuerteventura_climate\"><\/span><b>Is high efficiency necessary in the Fuerteventura climate?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\r\n<p>Yes. While we don&#8217;t have freezing winters, Fuerteventura has heat and wind. Class A insulation keeps the house cool in summer and dry in winter without relying heavily on AC, which is the main electricity drain in the islands.<\/p>\r\n<h3><span class=\"ez-toc-section\" id=\"Are_efficient_homes_more_expensive_to_buy\"><\/span><b>Are efficient homes more expensive to buy?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\r\n<p>The initial investment may be slightly higher due to premium materials (insulation, aerothermal systems), but this is quickly offset by monthly savings and the property\u2019s superior asset value.<\/p>\r\n<h3><span class=\"ez-toc-section\" id=\"Do_I_need_air_conditioning_in_a_Class_A_villa\"><\/span><b>Do I need air conditioning in a Class A villa?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\r\n<p>You might use it occasionally, but significantly less than in a standard home. The thermal envelope maintains the indoor temperature, minimizing the need for mechanical cooling.<\/p>\r\n<h2><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><b>Conclusion<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\r\n<p>Choosing a new-build villa with <b>Energy Efficiency Class A<\/b> is a smarter way to understand real estate investment. It not only reduces costs but enhances daily living comfort and secures your asset&#8217;s value for the long term.<\/p>\r\n<p>At <a href=\"https:\/\/casilladecosta.com\/en\/\"><b>Casilla de Costa<\/b><\/a>, energy efficiency is part of our design DNA. <b>Are you ready to invest in a home that provides silent luxury and constant savings?<\/b><\/p>\r\n\r\n\r\n\r\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-fe48e5de wp-block-buttons-is-layout-flex\">\r\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-text-align-center wp-element-button\" href=\"https:\/\/casilladecosta.com\/en\/contact\/\">Contact us at<\/a><\/div>\r\n<\/div>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">&nbsp;<\/p>\r\n","protected":false},"excerpt":{"rendered":"<p>Buying a luxury property is an investment in quality of life, but it must also be a financially sound decision for the future. In the current prime real estate market,&#8230;<\/p>\n","protected":false},"author":1,"featured_media":12189,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"rank_math_lock_modified_date":false,"inline_featured_image":false,"_mbp_gutenberg_autopost":false,"footnotes":""},"categories":[52],"tags":[],"class_list":["post-12197","post","type-post","status-publish","format-standard","has-post-thumbnail","category-real-estate-tips"],"_links":{"self":[{"href":"https:\/\/casilladecosta.com\/en\/wp-json\/wp\/v2\/posts\/12197","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/casilladecosta.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/casilladecosta.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/casilladecosta.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/casilladecosta.com\/en\/wp-json\/wp\/v2\/comments?post=12197"}],"version-history":[{"count":6,"href":"https:\/\/casilladecosta.com\/en\/wp-json\/wp\/v2\/posts\/12197\/revisions"}],"predecessor-version":[{"id":12217,"href":"https:\/\/casilladecosta.com\/en\/wp-json\/wp\/v2\/posts\/12197\/revisions\/12217"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casilladecosta.com\/en\/wp-json\/wp\/v2\/media\/12189"}],"wp:attachment":[{"href":"https:\/\/casilladecosta.com\/en\/wp-json\/wp\/v2\/media?parent=12197"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casilladecosta.com\/en\/wp-json\/wp\/v2\/categories?post=12197"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casilladecosta.com\/en\/wp-json\/wp\/v2\/tags?post=12197"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}