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Watts 774 Double Check Detector Assemblies
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$7,617.27 each
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$6,233.35 each
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$6,801.28 each
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$11,342.28 each
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8" 774 Double Check Detector Assembly w/ OSY Shutoffs, GPM Meter, Short Lay Length (774DCDA-OSY-GPM)
$20,518.27 each
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$40,902.43 each
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$499.45 each
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$1,532.86 each
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More About Watts 774 Double Check Detector Assemblies
Series 774DCDA Double Check Detector Assemblies prevent the backflow of fire protection system substances from being pumped or siphoned into the potable water supply. It consists of a compact construction and short lay length, ideal for retrofit installations. It features a lightweight stainless steel body, thermoplastic and stainless steel check valves, and low head loss. Series 774DCDA can be installed in the horizontal or vertical "flow-up" positions. It is designed for installation on applications identified by local authorities as non-health hazard, such as on fire protection systems. Maximum Working Pressure: 175psi (12.06 bar).
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