Check Valves and Backflow Preventers
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Armstrong 1/2 in x 3 7/16 in Thermostatic Air-Vent and Vacuum Breaker, FNPT Connection Type - TAVB-2Armstrong InternationalSKU:116572
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Armstrong 3/4 in x 3 7/16 in Thermostatic Air-Vent and Vacuum Breaker, FNPT Connection Type - TAVB-3Armstrong InternationalSKU:139116
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Milwaukee Valve Check Valve, 1 1/2 in, Single, Inline Spring, Bronze, Sweat x Sweat - UP1548T 1 1/2Milwaukee ValveSKU:15090
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Milwaukee Valve Check Valve, 1 1/4 in, Single, Inline Spring, Bronze, Sweat x Sweat - UP1548T 1 1/4Milwaukee ValveSKU:11753
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Milwaukee Valve Check Valve, 1 1/2 in, Single, Inline Spring, Bronze, FNPT x FNPT - UP548T 1 1/2Milwaukee ValveSKU:15180
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Milwaukee Valve Check Valve, 1 1/4 in, Single, Inline Spring, Bronze, FNPT x FNPT - UP548T 1 1/4Milwaukee ValveSKU:11696
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Milwaukee Valve Check Valve, 1 1/4 in, Single, Inline Swing, Bronze, Sweat x Sweat - UP1509 1 1/4Milwaukee ValveSKU:27537