{"product_id":"hoffman-401440-model-40-steam-radiator-air-valve","title":"Hoffman 401440 Model 40 Steam Radiator Air Valve","description":"\u003cp\u003eMaintain peak efficiency in your steam heating system with the \u003cstrong\u003eHoffman 401440 Model 40\u003c\/strong\u003e air valve, specifically engineered to provide consistent and rapid venting of radiators. This high-quality component ensures that air is effectively expelled from steam piping, preventing cold spots and promoting balanced heat distribution throughout your home or facility.\u003c\/p\u003e\u003cp\u003eThe unit functions using a precision-engineered thermostatic element that allows air to escape while remaining tightly sealed against steam and water. Once the system reaches the required temperature, the valve automatically closes to prevent heat loss, ensuring the longevity and reliability of your residential or commercial hydronic heating setup.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eConsistent Venting:\u003c\/strong\u003e Rapidly clears air from system branches to maximize heat transfer efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Built to withstand the rigors of high-pressure steam environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic Operation:\u003c\/strong\u003e Thermostatic element provides reliable, hands-off temperature regulation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnergy Efficiency:\u003c\/strong\u003e Helps reduce fuel consumption by ensuring radiators reach full capacity faster.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Ideal for residential steam heating systems, specifically designed for use on one-pipe steam radiators, convectors, and mains where reliable air removal is critical for system balance.\u003c\/p\u003e","brand":"Hoffman","offers":[{"title":"Default Title","offer_id":43128737923166,"sku":"401440","price":38.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/401440_image_1e55ab3a-a526-4705-ab71-3104f8300f49.png?v=1786069306","url":"https:\/\/nationalboilersupply.com\/products\/hoffman-401440-model-40-steam-radiator-air-valve","provider":"National Boiler Supply","version":"1.0","type":"link"}