{"product_id":"hoffman-402433-series-2100-pressure-reducing-main-valve-1-2-npt","title":"Hoffman 402433 Series 2100 Pressure Reducing Main Valve 1\/2\" NPT","description":"\u003cp\u003eReliable pressure management is essential for hydronic system longevity, and the \u003cstrong\u003eHoffman 402433\u003c\/strong\u003e Series 2100 Pressure Reducing Main Valve provides consistent regulation for residential and commercial heating setups. This precision-engineered valve is designed to automatically feed water into your boiler system while maintaining an ideal pressure setpoint, preventing over-pressurization that can lead to inefficient operation or safety valve discharge.\u003c\/p\u003e\u003cp\u003eThe valve functions by utilizing a sensitive diaphragm and spring assembly that counterbalances system pressure. When the system demand drops the pressure below the set threshold, the internal mechanism opens to allow makeup water to enter the loop, ensuring the boiler remains at the optimal operating pressure required for heat distribution.\u003c\/p\u003e\u003ch4\u003eKey System Performance Baselines:\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Regulation:\u003c\/strong\u003e Maintains consistent boiler system pressure to improve heating efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRugged Construction:\u003c\/strong\u003e Built for high-durability service in demanding hydronic environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandardized Connection:\u003c\/strong\u003e Features a universal 1\/2\" NPT connection for seamless integration into existing piping.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic Operation:\u003c\/strong\u003e Simplifies maintenance by eliminating the need for constant manual water feed adjustments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e⚠️ \u003cstrong\u003eApplication Profile:\u003c\/strong\u003e Primarily utilized in closed-loop hydronic heating systems, steam boiler makeup applications, and pressurized hot water circulation loops requiring reliable pressure stabilization.\u003c\/p\u003e","brand":"Hoffman","offers":[{"title":"Default Title","offer_id":43128898650206,"sku":"402433","price":1234.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/402433_image_e14df1df-d583-4c08-965c-679968ae9339.png?v=1786071553","url":"https:\/\/nationalboilersupply.com\/products\/hoffman-402433-series-2100-pressure-reducing-main-valve-1-2-npt","provider":"National Boiler Supply","version":"1.0","type":"link"}