{"id":44783,"date":"2025-04-04T09:28:20","date_gmt":"2025-04-04T08:28:20","guid":{"rendered":"https:\/\/ecoforest.com\/news\/pellet-stoves-without-visible-flue-the-aesthetic-and-efficient-solution\/"},"modified":"2025-04-04T09:28:21","modified_gmt":"2025-04-04T08:28:21","slug":"pellet-stoves-without-visible-flue-the-aesthetic-and-efficient-solution","status":"publish","type":"post","link":"https:\/\/ecoforest.com\/en\/news\/pellet-stoves-without-visible-flue-the-aesthetic-and-efficient-solution\/","title":{"rendered":"Pellet stoves without visible flue: The aesthetic and efficient solution"},"content":{"rendered":"\n<p>Pellet stoves have become a popular choice for residential heating, combining energy efficiency with modern design. Although technically <strong>there are no pellet stoves without a flue<\/strong>, modern flue systems allow for virtually invisible installations, even in homes without a traditional chimney. This solution is achieved through <strong>twin wall flue systems<\/strong>, a safe and aesthetically pleasing alternative that complies with <a href=\"https:\/\/www.miteco.gob.es\/es\/energia\/eficiencia\/rite.html\" data-type=\"link\" data-id=\"https:\/\/www.miteco.gob.es\/es\/energia\/eficiencia\/rite.html\" rel=\"nofollow noopener\" target=\"_blank\">RITE regulations<\/a>.  <\/p>\n\n<h2 class=\"wp-block-heading\"><strong>Are there really pellet stoves without a flue?<\/strong><\/h2>\n\n<h2 class=\"wp-block-heading\">Myth vs. reality<\/h2>\n\n<p>All pellet stoves require a flue gas outlet for safety regulations (Reglamento de Instalaciones T\u00e9rmicas en Edificios &#8211; RITE). Combustion generates CO\u2082 and other by-products that must be evacuated to the outside to avoid health risks. However, advances in design make it possible to <strong>hide or integrate the smoke outlet<\/strong> into the building structure, reducing its visual impact.  <\/p>\n\n<h2 class=\"wp-block-heading\">Twin wall systems: The key to chimneyless installations<\/h2>\n\n<p>Double wall systems consist of insulated stainless steel pipes that evacuate gases to the outside. Their modular design allows two types of installation: <\/p>\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>Type of installation<\/strong><\/th><th><strong>Advantages<\/strong><\/th><th><strong>Considerations<\/strong><\/th><\/tr><\/thead><tbody><tr><td><strong>External<\/strong><\/td><td>Less invasive indoors, ideal for renovations<\/td><td>Visible piping on the facade<\/td><\/tr><tr><td><strong>Internal<\/strong><\/td><td>Increased thermal efficiency, integrated appearance<\/td><td>Requires drilling ceilings and additional insulation<\/td><\/tr><\/tbody><\/table><\/figure>\n\n<p>These systems are compatible with Ecoforest models such as the <strong>Miami<\/strong> or <strong>Cordoba Glass<\/strong>, whose 80 mm outlets are perfectly adapted to twin wall pipes.<\/p>\n\n<h2 class=\"wp-block-heading\">Stoves with discreet outlets: the practical alternative<\/h2>\n\n<p>Discrete outlets&#8221; refer to exhaust systems using small diameter pipes (80-100 mm) and materials such as stainless steel, which can be installed in walls, ceilings or old chimneys. For example, Ecoforest&#8217;s <strong>Cordoba Glass Canalizable<\/strong> model uses an 80 mm pipe that is integrated into existing ducts or concealed in false ceilings. <\/p>\n\n<h2 class=\"wp-block-heading\">Advantages of stoves with integrated flue gas outlet<\/h2>\n\n<ul class=\"wp-block-list\">\n<li><strong>Improved aesthetics<\/strong>: Designs such as the <strong>Tokio<\/strong> allow a choice of rear or top exit, adapting to different spaces.<\/li>\n\n\n\n<li><strong>Energy efficiency<\/strong>: Efficiencies above 91% in models such as the <strong>Cordoba Canalizable<\/strong>, which takes advantage of every last watt of energy.<\/li>\n\n\n\n<li><strong>Installation flexibility<\/strong>: Some models, such as the <strong>Miami<\/strong>, have a depth of only 16.7 cm, ideal for narrow corridors.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Ecoforest models with inconspicuous outlets<\/h2>\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"383\" src=\"https:\/\/ecoforest.com\/wp-content\/uploads\/2022\/09\/estufa_pellets_aire_miami.jpg\" alt=\"air_pellets_stove_miami_air_stove\" class=\"wp-image-23155\" title=\"\" srcset=\"https:\/\/ecoforest.com\/wp-content\/uploads\/2022\/09\/estufa_pellets_aire_miami.jpg 600w, https:\/\/ecoforest.com\/wp-content\/uploads\/2022\/09\/estufa_pellets_aire_miami-300x192.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure>\n\n<h2 class=\"wp-block-heading\">Air stoves: <a href=\"https:\/\/ecoforest.com\/en\/category\/biomass\/pellets\/air-stoves\/\" data-type=\"ecoforest_product\" data-id=\"1826\">Miami<\/a>, Cordoba, Tokio<\/h2>\n\n<ul class=\"wp-block-list\">\n<li><strong>Miami<\/strong>: The narrowest stove on the market (16.7 cm deep), with 80 mm gas outlet and WiFi system for remote control. Ideal for small spaces. <\/li>\n\n\n\n<li><strong>Ductable Cordoba Glass<\/strong>: Designed to fit into existing fireplaces, it offers frontal heat output and air channeling to other rooms. Its stainless steel piping is easily concealed. <\/li>\n\n\n\n<li><strong>Tokio<\/strong>: Combines power (12 kW) with a minimalist design, allowing rear or top smoke outlet through 80 mm pipes.<\/li>\n<\/ul>\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"405\" src=\"https:\/\/ecoforest.com\/wp-content\/uploads\/2025\/01\/estufa_de_pellets_canalizable_Ecoforest_cordoba_glass.jpg\" alt=\"Installation of Ecoforest&#039;s Cordoba Glass ductable pellet stove in a single-family house.\" class=\"wp-image-43428\" title=\"\" srcset=\"https:\/\/ecoforest.com\/wp-content\/uploads\/2025\/01\/estufa_de_pellets_canalizable_Ecoforest_cordoba_glass.jpg 768w, https:\/\/ecoforest.com\/wp-content\/uploads\/2025\/01\/estufa_de_pellets_canalizable_Ecoforest_cordoba_glass-300x158.jpg 300w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><figcaption class=\"wp-element-caption\">Installation of Ecoforest&#8217;s Cordoba Glass ductable pellet stove in a single-family house.<\/figcaption><\/figure>\n\n<h2 class=\"wp-block-heading\">Inserts: <a href=\"https:\/\/ecoforest.com\/en\/category\/biomass\/pellets\/air-stoves\/\" data-type=\"link\" data-id=\"https:\/\/ecoforest.com\/es\/productos\/biomasa\/pellets-es\/estufas-de-aire\/eco-i\/\">Echo I<\/a>, Pomegranate, Boston Insert<\/h2>\n\n<ul class=\"wp-block-list\">\n<li><strong>Eco I<\/strong>: Traditional model with stainless steel tube exchanger and discreet rear outlet. Compatible with multiple fuels, such as almond shells. <\/li>\n\n\n\n<li><strong>Boston Insert<\/strong>: Designed to be integrated into chimney openings, it uses internal ducts to conceal the flue pipe.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\"><a href=\"https:\/\/ecoforest.com\/en\/category\/biomass\/pellets\/ducted-air-stoves\/\" data-type=\"ecoforest_product\" data-id=\"1882\">Milan<\/a>: Award-winning design and functionality<\/h2>\n\n<p>It stands out for its modern aesthetics and automatic combustion regulation. Its upper smoke outlet is camouflaged in suspended ceilings, ideal for contemporary interiors. <\/p>\n\n<h2 class=\"wp-block-heading\">How to choose the ideal stove for your space<\/h2>\n\n<h2 class=\"wp-block-heading\">Key factors to consider<\/h2>\n\n<ol class=\"wp-block-list\">\n<li><strong>Power requirement<\/strong>: For a 55 m\u00b2 house, models such as the Miami (5.5 kW) are sufficient, while the Tokio (12 kW) covers up to 100 m\u00b2.<\/li>\n\n\n\n<li><strong>Type of installation<\/strong>: Ductable ones (e.g. Cordoba) allow heat to be distributed to multiple rooms through 100 mm ducts.<\/li>\n\n\n\n<li><strong>Architectural design<\/strong>: Built-in stoves such as the Cordoba Glass are integrated into chimneys or walls, avoiding structural modifications.<\/li>\n<\/ol>\n\n<h2 class=\"wp-block-heading\">Regulations and safety (RITE)<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>Installation must be performed by certified professionals, following specifications such as:\n<ul class=\"wp-block-list\">\n<li>Minimum pipe diameter (80 mm for most Ecoforest models).<\/li>\n\n\n\n<li>Safety distances of 50 cm between the smoke outlet and combustible materials.<\/li>\n\n\n\n<li>Annual maintenance is mandatory, especially if more than 500 kg of pellets are consumed per season.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Conclusion: Modern heating without compromising aesthetics<\/h2>\n\n<p>Ecoforest pellet stoves demonstrate that it is possible to combine thermal efficiency and innovative design. Although no stove completely dispenses with the flue, solutions such as integrated pipes or built-in models offer virtually invisible alternatives, complying with all safety regulations and opening up new possibilities for interior decoration. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Pellet stoves have become a popular choice for residential heating, combining energy efficiency with modern design. Although technically there are no pellet stoves without a flue, modern flue systems allow for virtually invisible installations, even in homes without a traditional chimney. This solution is achieved through twin wall flue systems, a safe and aesthetically pleasing [&hellip;]<\/p>\n","protected":false},"author":17,"featured_media":2361,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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