{"product_id":"hoffman-401494-model-792-high-pressure-water-vent-valve","title":"Hoffman 401494 Model 792 High Pressure Water Vent Valve","description":"\u003cp\u003eEfficiently manage air removal in high-pressure hydronic systems with the \u003cstrong\u003eHoffman 401494 Model 792\u003c\/strong\u003e water vent valve. This precision-engineered component is specifically designed to handle demanding high-pressure environments, ensuring that trapped air does not compromise the heat transfer efficiency or operational stability of your piping network.\u003c\/p\u003e\u003cp\u003eThe valve operates using an internal float mechanism that automatically vents accumulated air while maintaining a watertight seal. As air collects in the chamber, the internal float drops, opening the vent port to release the gas; once the air is expelled and water fills the chamber, the float rises to close the port securely, preventing leakage.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic Operation:\u003c\/strong\u003e Reliable buoyancy-based venting removes air bubbles without manual intervention.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Pressure Tolerance:\u003c\/strong\u003e Robust design maintains structural integrity under rigorous hydronic pressure conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrosion Resistance:\u003c\/strong\u003e Engineered with high-quality materials to provide long-term service life in hot water loops.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Ideal for high-pressure hot water heating systems, industrial process piping, and large-scale commercial hydronic installations where air binding must be prevented.\u003c\/p\u003e","brand":"Hoffman","offers":[{"title":"Default Title","offer_id":43128783110238,"sku":"401494","price":561.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/401494_image_cc4a2c61-0bf6-451e-b3ed-7125be793c0c.png?v=1786069953","url":"https:\/\/nationalboilersupply.com\/products\/hoffman-401494-model-792-high-pressure-water-vent-valve","provider":"National Boiler Supply","version":"1.0","type":"link"}