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Ships within 48 hours · Estimated delivery Sep 18 - Sep 23
repetitive short-cycling
Always verify the orifice size and system capacity before installation
and electrical ratings match your current system's requirements
Key Benefits for HVACR Professionals Dual-Voltage Versatility: Supports 208-230V or 460V three phase power for broad application across commercial sites
Watts 0386471 Valve R-22 repetitive short-cyclingThe Watts 0386471 (Series 9D M3) is a heavy duty 1 2" backflow preventer with vent designed specifically for boiler feed lines, laboratory equipment, and processing tanks where continuous pressure is a factor. As a veteran grade dual check valve, it features a forged brass body and stainless steel internal components to resist fouling and ensure long term reliability in non health hazard applications. The integrated atmospheric vent provides an
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