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  • 9BD

    9BD

    Watts Series 9BD Dual Check Vacuum Breakers for Vending Machine Water Supply Lines prevent the reverse flow of contaminates, such as carbon dioxide gas and carbonated water, from entering the potable water supply. It consists of a stainless steel body construction, rubber parts, dual check valves, ball check valve, and an atmospheric vent. Series 9BD is designed for continuous pressure applications and complies with FDA food additive regulations. Maximum Working Pressure: 150psi

  • 9D

    9D

    Watts Series 9D Dual Check Valves with Intermediate Atmospheric Vent prevent the reverse flow of hot or cold polluted water from entering into the potable water supply. It consists of a brass body with stainless steel internal parts, integral strainer, and two durable, tight-sealing, rubber check valves. Series 9D is designed for continuous pressure, non-health hazard applications in smaller supply lines, such as laboratory equipment, processing tanks, sterilizers, dairy equipment, and specifically for boiler feed lines. Minimum Working Pressure: 25psi (172kPa), Maximum Working Pressure: 175psi

  • LFN9

    LFN9

    Watts Series LFN9, LFN9C Lead Free* Dual Check Vacuum Breakers prevent the reverse flow of polluted water from entering into the potable water supply. It consists of a Lead Free* brass body construction with an atmospheric vent, and NPT female inlet and outlet connections. Series LFN9 and LFN9C are designed for non-health hazard, continuous pressure applications. Series LFN9C comes with chrome plated finish. Maximum Working Pressure: 125psi

  • SD-2 / SD-3

    SD-2 / SD-3

    Watts Series SD-2 / SD-3 Dual Check Valves with Atmospheric Port & Strainer (SD-3 Only) for Carbonated Beverage Machines prevent the reverse flow of polluted water, such as carbon dioxide gas and carbonated water, from entering into the potable water supply due to backpressure backflow. It consists of stainless steel body construction with internal rubber components and is designed for continuous or intermittent pressure applications. Series SD-3 has an atmospheric port that provides visual indication of failure of the second check and a wye pattern strainer. Series SD-3 is available in a variety of models and is ideal for use on post-mix carbonated beverage equipment and dispensing equipment for tea and coffee. Maximum Working Pressure: 150psi