{"id":1444,"date":"2026-04-02T13:58:45","date_gmt":"2026-04-02T13:58:45","guid":{"rendered":"https:\/\/www.immoatoutprix.fr\/?p=1444"},"modified":"2026-04-02T14:03:35","modified_gmt":"2026-04-02T14:03:35","slug":"renovation-energetique-pourquoi-et-comment-ameliorer-la-performance-de-son-logement","status":"publish","type":"post","link":"https:\/\/www.immoatoutprix.fr\/en\/renovation-energetique-pourquoi-et-comment-ameliorer-la-performance-de-son-logement\/","title":{"rendered":"Energy renovation: why and how to improve your home's performance."},"content":{"rendered":"<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"2560\" height=\"1463\" src=\"https:\/\/www.immoatoutprix.fr\/wp-content\/uploads\/2026\/04\/plans-house-scaled.jpg\" alt=\"Energy label illustration\" class=\"wp-image-1450\" style=\"aspect-ratio:1.7498574612553777;width:632px;height:auto\"\/><figcaption class=\"wp-element-caption\">Contemporary house under construction<\/figcaption><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">Faced with rising energy costs and new regulations, energy efficiency renovation has become a major issue for homeowners. Whether it's to reduce bills, increase the value of a property, or comply with the law, renovating your home for energy efficiency is now a strategic investment.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1. What is energy-efficient renovation?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Energy renovation encompasses all work aimed at improving a home's energy performance. It helps to reduce energy consumption, CO\u2082 emissions, and improve thermal comfort.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">It primarily concerns:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Insulation (walls, roof, floors, windows)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The central heating and hot water system<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ventilation<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The use of renewable energy<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2. Why renovate your home?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><img decoding=\"async\" alt=\"\ud83d\udd25\" src=\"https:\/\/fonts.gstatic.com\/s\/e\/notoemoji\/17.0\/1f525\/32.png\">&nbsp;Reduce your energy bills<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A poorly insulated home can lose up to 30% of its heat through the roof and 25% through the walls. A well-executed renovation can significantly reduce energy costs.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><img decoding=\"async\" alt=\"\ud83c\udfe1\" src=\"https:\/\/fonts.gstatic.com\/s\/e\/notoemoji\/17.0\/1f3e1\/32.png\">&nbsp;Improve comfort<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Better insulation guarantees a more stable temperature, less humidity, and greater comfort in both summer and winter.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><img decoding=\"async\" alt=\"\ud83d\udcc8\" src=\"https:\/\/fonts.gstatic.com\/s\/e\/notoemoji\/17.0\/1f4c8\/32.png\">&nbsp;Valuing your property<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Housing with a good energy rating sells and rents more easily, often at a better price. Conversely, highly energy-intensive homes lose value.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><img decoding=\"async\" alt=\"Scales of justice\" src=\"https:\/\/fonts.gstatic.com\/s\/e\/notoemoji\/17.0\/2696_fe0f\/32.png\">&nbsp;To comply with regulations<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Properties classified as F and G (thermal sieves) are progressively subject to rental restrictions. Renovating therefore sometimes becomes a legal obligation.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3. Priority works<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><img decoding=\"async\" alt=\"\ud83e\uddf1\" src=\"https:\/\/fonts.gstatic.com\/s\/e\/notoemoji\/17.0\/1f9f1\/32.png\">&nbsp;Insulation<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This is the foundation of any effective energy renovation:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Roof and loft insulation<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Wall insulation: interior or exterior<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Replacement of single-glazed windows<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><img decoding=\"async\" alt=\"\ud83d\udd27\" src=\"https:\/\/fonts.gstatic.com\/s\/e\/notoemoji\/17.0\/1f527\/32.png\">&nbsp;Heating and hot water<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Replace an old boiler with a high-efficiency one<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Install a heat pump<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Choose a thermodynamic water heater<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><img decoding=\"async\" alt=\"\ud83c\udf2c\ufe0f\" src=\"https:\/\/fonts.gstatic.com\/s\/e\/notoemoji\/17.0\/1f32c_fe0f\/32.png\">&nbsp;Ventilation<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Good ventilation (VMC) is essential to ensure healthy air quality and prevent damp problems after insulation.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>4. Where to begin? Energy survey<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Before commissioning any work, it is strongly recommended to carry out an energy audit or an EPC (Energy Performance Certificate). This allows you to:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Identify the main sources of heat loss<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Prioritise work<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Estimate energy gains<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>5. Available financial assistance<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">To encourage energy efficiency renovations, several schemes exist (depending on the country):<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">State aid<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Local grants<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Renovation bonuses<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Reduced-rate eco-loan<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">These grants can cover a significant portion of the work's cost and improve the project's profitability.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>6. Energy-efficient renovation: a profitable investment?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Even if the initial cost may seem high, energy renovation is profitable in the long term:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Energy savings<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2013 Increase in property value<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2013 Reduction of vacant rental properties<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2013 Protecting heritage from future standards<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Energy renovation is no longer an option but a necessity. When well-planned and well-supported, it combines savings, comfort, and property enhancement. To make a project a success, it is essential to prioritise the work, seek the support of qualified professionals, and take advantage of available aid.<\/p>","protected":false},"excerpt":{"rendered":"<p>Faced with rising energy costs and new regulations, energy renovation has become a major concern for homeowners. Whether it's to reduce bills, increase the value of their property, or comply with the law, renovating a home's energy efficiency is a strategic investment today. 1. What is energy<\/p>","protected":false},"author":1,"featured_media":1450,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_rtcl_gb_attr":"","footnotes":""},"categories":[36],"tags":[],"class_list":["post-1444","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-immobilier"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>R\u00e9novation \u00e9nerg\u00e9tique : pourquoi et comment am\u00e9liorer la performance de son logement. | Portail IMMO \u00e0 tout prix<\/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:\/\/www.immoatoutprix.fr\/en\/renovation-energetique-pourquoi-et-comment-ameliorer-la-performance-de-son-logement\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"R\u00e9novation \u00e9nerg\u00e9tique : pourquoi et comment am\u00e9liorer la performance de son logement. | Portail IMMO \u00e0 tout prix\" \/>\n<meta property=\"og:description\" content=\"Face \u00e0 la hausse des co\u00fbts de l\u2019\u00e9nergie et aux nouvelles r\u00e9glementations, la r\u00e9novation \u00e9nerg\u00e9tique est devenue un enjeu majeur pour les propri\u00e9taires. 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