{"id":5424,"date":"2026-11-10T18:04:36","date_gmt":"2026-11-10T18:04:36","guid":{"rendered":"https:\/\/305backyards.com\/?product=harvia-cilindro-20-wood-fired-sauna-heater"},"modified":"2026-11-10T18:04:36","modified_gmt":"2026-11-10T18:04:36","slug":"harvia-cilindro-20-wood-fired-sauna-heater","status":"publish","type":"product","link":"https:\/\/305backyards.com\/?product=harvia-cilindro-20-wood-fired-sauna-heater","title":{"rendered":"Harvia Cilindro 20 Wood-Fired Sauna Heater"},"content":{"rendered":"<p>The <strong>Harvia Cilindro 20 Classic Wood-Fired Sauna Heater<\/strong>\u00a0is a contemporary pillar-style heater designed to deliver authentic Finnish sauna warmth in <strong>medium-sized sauna rooms<\/strong> ranging from <strong>8\u201320 m\u00b3 (282\u2013706 cu. ft.)<\/strong>. Its tall, sculptural form and <strong>stainless-steel exterior<\/strong> bring a modern look to the sauna while preserving the character of a traditional wood-fired experience.<\/p>\n<p>With a generous <strong>120 kg (265 lb) stone capacity<\/strong>, the Cilindro 20 produces soft, plentiful steam that lingers, creating a comfortable and immersive sauna environment. A <strong>dedicated ventilation duct system<\/strong> accelerates heat-up times and supports efficient combustion, helping the stove reach optimal temperatures quickly and evenly.<\/p>\n<p>A <strong>cast-iron framed glass door<\/strong> allows the natural glow of the fire to remain visible, adding warmth and ambiance to the sauna. For installation flexibility, the door\u2019s opening direction can be adjusted to suit different layouts.<\/p>\n<p>Built for long-term reliability, the Cilindro 20 incorporates <strong>advanced air control channels<\/strong> and <strong>replaceable firebox plates<\/strong>, which help protect key components and extend the stove\u2019s service life. The heater is <strong>CE certified<\/strong>, ensuring compliance with European safety and quality standards, and is proudly <strong>manufactured in Finland<\/strong>.<\/p>\n<p><strong>Please note:<\/strong> Chimney pipe not included. Sauna stones sold separately.<\/p>\n<h3>Key Features<\/h3>\n<ul>\n<li>\n<p>Large stone capacity for gentle, long-lasting steam<\/p>\n<\/li>\n<li>\n<p>Ventilation duct system for faster and more efficient heating<\/p>\n<\/li>\n<li>\n<p>Cast-iron glass door with reversible opening<\/p>\n<\/li>\n<li>\n<p>Replaceable air control plates for extended durability<\/p>\n<\/li>\n<li>\n<p>Stainless-steel pillar design<\/p>\n<\/li>\n<li>\n<p>Made in Finland<\/p>\n<\/li>\n<li>\n<p><strong>Warranty:<\/strong> Up to 3 years for residential use (2 years + 1 year with registration)<\/p>\n<\/li>\n<\/ul>\n<p>The <strong>Harvia Cilindro 20<\/strong> is an excellent choice for sauna owners seeking modern design, reliable performance, and the unmistakable comfort of a wood-burning sauna<\/p>\n<ul>\n<li>\n<p><strong>Model:<\/strong> WKPC20S<\/p>\n<\/li>\n<li>\n<p><strong>Power Output:<\/strong> 17 kW<\/p>\n<\/li>\n<li>\n<p><strong>Recommended Sauna Room Size:<\/strong> 282\u2013706 ft\u00b3 (8\u201320 m\u00b3)<\/p>\n<\/li>\n<li>\n<p><strong>Stone Capacity:<\/strong> 265 lb (120 kg), \u00d8 10\u201315 cm<\/p>\n<\/li>\n<li>\n<p><strong>Heater Dimensions:<\/strong> 22? W \u00d7 22? D \u00d7 31? H (557 \u00d7 557 \u00d7 773 mm)<\/p>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Harvia wood-burning sauna heater, for sauna rooms of 282\u2013706 ft\u00b3.<\/p>\n","protected":false},"featured_media":5249,"comment_status":"open","ping_status":"closed","template":"","meta":{"_monsterinsights_skip_tracking":false},"product_brand":[],"product_cat":[71],"product_tag":[],"class_list":["post-5424","product","type-product","status-publish","has-post-thumbnail","product_cat-sauna-heaters","first","instock","shipping-taxable","product-type-simple"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"Harvia wood-burning sauna heater, for sauna rooms of 282\u2013706 ft\u00b3.\" \/>\n\t<meta name=\"robots\" content=\"noindex, nofollow, max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/305backyards.com\/?product=harvia-cilindro-20-wood-fired-sauna-heater\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.1.1\" \/>\n\t\t<meta property=\"og:locale\" content=\"en_US\" \/>\n\t\t<meta property=\"og:site_name\" content=\"305 Backyards -\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"Harvia Cilindro 20 Wood-Fired Sauna Heater - 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