{"id":25834,"date":"2026-05-11T16:27:46","date_gmt":"2026-05-11T13:27:46","guid":{"rendered":"https:\/\/kolmeks.com\/spirovent-teras\/"},"modified":"2026-06-12T07:57:52","modified_gmt":"2026-06-12T04:57:52","slug":"spirovent-teras","status":"publish","type":"product","link":"https:\/\/kolmeks.com\/en\/lvi-tuotteet\/ilmanerottimet\/spirovent-teras\/","title":{"rendered":"SpiroVent Steel Deaerators"},"content":{"rendered":"<h1>Industrial-Scale Air Removal<\/h1>\n<p>In large heating, cooling, and process systems, air-related issues such as corrosion, reduced heat transfer, and pump cavitation can lead to significant financial losses and downtime. Steel-bodied SpiroVent deaerators (DN50\u2013DN600 and larger) are designed for continuous and efficient removal of microbubbles in high-flow applications.<\/p>\n<p>Installed directly in the main flow line, steel SpiroVent deaerators treat the entire system volume, gradually eliminating air and ensuring long-term system performance.<\/p>\n<h2>Key Benefits for Large Systems and Industry<\/h2>\n<ul>\n<li>Industrial performance: Designed to handle high flow rates and system pressures without performance loss.<\/li>\n<li>Minimal and stable pressure drop: Internal design minimizes resistance, saving pump energy and simplifying system design.<\/li>\n<li>Robust welded construction: Meets the requirements of demanding industrial environments and district energy networks.<\/li>\n<li>Maintenance-free and long service life: No replaceable filters or wear-prone mechanical parts; automatic air vent protected against dirt.<\/li>\n<\/ul>\n<h2>Technology and Internal Operation<\/h2>\n<p>At the core of steel SpiroVent units is the patented Spirotube element, consisting of a central tube surrounded by a fine copper wire mesh structure.<\/p>\n<ul>\n<li>Flow reduction: The flow velocity is reduced to an optimal level inside the unit.<\/li>\n<li>Microbubble collision: Microbubbles collide with the Spirotube structure, adhere to it, and merge into larger bubbles.<\/li>\n<li>Automatic removal: Enlarged bubbles rise into the air chamber and are released via an integrated, leak-proof automatic vent.<\/li>\n<\/ul>\n<h2>Technical Data and Model Options<\/h2>\n<ul>\n<li>Sizes: DN50 \u2013 DN600 (larger sizes available on request)<\/li>\n<li>Connection types: Flanged (PN16) or welded ends; high-pressure versions PN25 \/ PN40<\/li>\n<li>Maximum temperature: 110\u00b0C (standard), up to 160\u2013200\u00b0C (special models)<\/li>\n<li>Maximum pressure: 10 bar (standard), up to 16 \/ 25 \/ 40 bar (special models)<\/li>\n<li>Material: Carbon steel (S235JR), internal components copper\/brass; also available in full stainless steel versions<\/li>\n<\/ul>\n<h2>Optimal Installation Location<\/h2>\n<p>SpiroVent should be installed in the main flow line at a point where the water temperature is highest and\/or pressure is lowest, as these conditions favor gas release:<\/p>\n<ul>\n<li>Heating systems: In the supply line directly after the heat source (boiler, heat exchanger, heat pump).<\/li>\n<li>Cooling systems: In the return line just before the chiller.<\/li>\n<\/ul>\n<p>For assistance in selecting the correct model for your project, please contact our experts.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Industrial-Scale Air Removal In large heating, cooling, and process systems, air-related issues such as corrosion, reduced heat transfer, and pump cavitation can lead to significant financial losses and downtime. Steel-bodied SpiroVent deaerators (DN50\u2013DN600 and larger) are designed for continuous and efficient removal of microbubbles in high-flow applications. Installed directly in the main flow line, steel [&hellip;]<\/p>\n","protected":false},"featured_media":25835,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"wds_primary_product_brand":0,"wds_primary_product_cat":0,"wds_primary_application":0},"product_brand":[],"product_cat":[731,88],"product_tag":[],"class_list":["post-25834","product","type-product","status-publish","has-post-thumbnail","product_cat-ilmanerottimet","product_cat-lvi-tuotteet","first","instock","shipping-taxable","product-type-simple"],"acf":[],"_links":{"self":[{"href":"https:\/\/kolmeks.com\/en\/wp-json\/wp\/v2\/product\/25834","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kolmeks.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/kolmeks.com\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/kolmeks.com\/en\/wp-json\/wp\/v2\/comments?post=25834"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/kolmeks.com\/en\/wp-json\/wp\/v2\/media\/25835"}],"wp:attachment":[{"href":"https:\/\/kolmeks.com\/en\/wp-json\/wp\/v2\/media?parent=25834"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/kolmeks.com\/en\/wp-json\/wp\/v2\/product_brand?post=25834"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/kolmeks.com\/en\/wp-json\/wp\/v2\/product_cat?post=25834"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/kolmeks.com\/en\/wp-json\/wp\/v2\/product_tag?post=25834"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}