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  • 4" Brass Check Valves

4" Brass Check Valves

4" Grooved Check Valve prevents backflow from water-based systems, including fire sprinkler and standpipe systems, with a spring-operated mechanism that closes the valve at low flows. UL-listed, FM Approved and made from heavy-duty brass.
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  1. Check Valve 4" GR x GR Brass UL/FM (4/47#)
    Check Valve 4" GR x GR Brass UL/FM

    SKU: 6510210BR

    for price and availablity for this product
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  2. Check Valve 4"(F)NPT x 4"(M)NPT BR UL/FM (4/45#)
    Check Valve 4"(F)NPT x 4"(M)NPT BR UL/FM (4/45#)

    SKU: 6510210TT

    for price and availablity for this product
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  3. Check Valve 4"(M)NPT x 4" Grooved BR UL/FM (4/45#)
    Check Valve 4"(M)NPT x 4" Grooved BR UL/FM (4/45#)

    SKU: 6510210GT

    for price and availablity for this product
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