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Watts Relief Valves

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WATTS Safety Relief Valve,3/4In,150 psi,Bronze 3/4 174A-150
$100.01

  • Safety Relief Valve, Body Material Bronze, Inlet Type FNPT, Outlet Type FNPT, Inlet Size 3/4 in, Outlet Size 3/4 in, Factory Set Pressure 150 psi, Pressure Range 30 to 150 psi, 2, 445, 000 BtuH, Disc Material Silicone, Overall Height 5 1/8 in, Application For Pressure Protection of Hot Water Heating Boilers, Overall Length 2 1/2 in, Seat Material Bronze, Spring Material Stainless Steel, Temp. Range 0 Degrees to 250 Degrees F, Test Lever Yes, Standards ASME SectionIV Rated

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  • WATTS Adjustable Relief Valve,1/2 In,175 psi 0915527
    $48.78

    • Calibrated Adjustable Relief Valve, Body Material Lead-Free Brass, Inlet Type MNPT, Outlet Type FNPT, Inlet Size 1/2 in, Outlet Size 1/2 in, Pressure Range 50 to 175 psi, Disc Material Buna-N, Overall Height 3 in, Application Fire Protection Systems, Overall Length 1 5/8 in, Seat Material Buna-N, Spring Material Stainless Steel, Temp. Range 0 Degrees to 180 Degrees F, Test Lever No, Standards FDA, NSF

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  • WATTS Safety Relief Valve,3/4In,125 psi,Bronze 3/4 174A-125
    $98.88

    • Safety Relief Valve, Body Material Bronze, Inlet Type FNPT, Outlet Type FNPT, Inlet Size 3/4 in, Outlet Size 3/4 in, Factory Set Pressure 125 psi, Pressure Range 30 to 150 psi, 2, 070, 000 BtuH, Disc Material Silicone, Overall Height 5 1/8 in, Application For Pressure Protection of Hot Water Heating Boilers, Overall Length 2 1/2 in, Seat Material Bronze, Spring Material Stainless Steel, Temp. Range 0 Degrees to 250 Degrees F, Test Lever Yes, Standards ASME SectionIV Rated

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  • WATTS Safety Relief Valve,3/4 In,50 psi,Bronze 3/4 174A-050
    $89.18

    • Safety Relief Valve, Body Material Bronze, Inlet Type FNPT, Outlet Type FNPT, Inlet Size 3/4 in, Outlet Size 3/4 in, Factory Set Pressure 50 psi, Pressure Range 30 to 150 psi, 950, 000 BtuH, Disc Material Silicone, Overall Height 5 1/8 in, Application For Pressure Protection of Hot Water Heating Boilers, Overall Length 2 1/2 in, Seat Material Bronze, Spring Material Stainless Steel, Temp. Range 0 Degrees to 250 Degrees F, Test Lever Yes, Standards ASME SectionIV Rated

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  • WATTS Adjustable Relief Valve,3/4 x 1/2,175psi 530-3/4
    $30.16

    • Calibrated Adjustable Relief Valve, Body Material Brass, Inlet Type MNPT, Outlet Type FNPT, Inlet Size 3/4 in, Outlet Size 1/2 in, Pressure Range 50 to 175 psi, Disc Material Buna-N, Overall Height 3 in, Application Fire Protection Systems, Overall Length 1 5/8 in, Seat Material Buna-N, Spring Material Stainless Steel, Temp. Range 0 Degrees to 180 Degrees F, Test Lever No, Standards ANSI Z21.22

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  • WATTS Adjustable Relief Valve,3/4 x 1/2 In 3/4 LF 530-C STD
    $54.84

    • Calibrated Adjustable Relief Valve, Body Material Lead-Free Brass, Inlet Type MNPT, Outlet Type FNPT, Inlet Size 3/4 in, Outlet Size 1/2 in, Pressure Range 50 to 175 psi, Disc Material Buna-N, Overall Height 3 in, Application Fire Protection Systems, Overall Length 1 5/8 in, Seat Material Buna-N, Spring Material Stainless Steel, Temp. Range 0 Degrees to 180 Degrees F, Test Lever No, Standards FDA, NSF

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  • WATTS Safety Relief Valve,1 In,125 psi,Bronze 1 174A 125
    $158.22

    • Safety Relief Valve, Body Material Bronze, Inlet Type FNPT, Outlet Type FNPT, Inlet Size 1 in, Outlet Size 1 in, Factory Set Pressure 125 psi, Pressure Range 30 to 150 psi, 3, 215, 000 BtuH, Disc Material Nonmetallic, Overall Height 5 3/4 in, Application For Pressure Protection of Hot Water Heating Boilers, Overall Length 3 in, Seat Material Metal, Spring Material Stainless Steel, Temp. Range 0 Degrees to 250 Degrees F, Test Lever Yes, Standards MILV-136-RD, Type III, Rating ASME. NB and HV

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  • CASH ACME Safety Relief Valve,3/4In,150 psi,Bronze FWL-2
    $13.19

    • Pressure Only Relief Valve, Body Material Bronze, Inlet Type MNPT, Outlet Type FNPT, Inlet Size 3/4 in, Outlet Size 3/4 in, Factory Set Pressure 150 psi, Pressure Range 75 to 150 psi, 500, 000 BtuH, Disc Material Silicone, Overall Height 3 in, Application Hot Water Supply Systems, Seat Material Silicone, Spring Material Stainless Steel, Temp. Range 0 Degrees to 210 Degrees F, Test Lever Yes, Standards Certified ANSI Z21.22, CSA 4.4, Listed And Rated By ASME And CSA

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  • WATTS Safety Relief Valve,1-1/2 In,150 psi 1 1/2 174A-150
    $643.19

    • Safety Relief Valve, Body Material Bronze, Inlet Type FNPT, Outlet Type FNPT, Inlet Size 1 1/2 in, Outlet Size 1 1/2 in, Factory Set Pressure 150 psi, Pressure Range 30 to 150 psi, 7, 630, 000 BtuH, Disc Material Silicone, Overall Height 9 in, Application For Pressure Protection of Hot Water Heating Boilers, Overall Length 4 7/8 in, Seat Material Bronze, Spring Material Stainless Steel, Temp. Range 0 Degrees to 250 Degrees F, Test Lever Yes, Standards ASME SectionIV Rated

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  • WATTS T and P Relief Valve,3/4 In. Inlet 100XL-4
    $14.67

    • Temperature and Pressure Relief Valve, Inlet Type MNPT, Outlet Type FNPT, Inlet Size 3/4 in, Outlet Size 3/4 in, Thermostat Length 4 in, Body Height 3 1/2 in, 100, 000 BtuH, Factory Set Pressure 150 psi, Max. Temp. 210 Degrees F, Shank Length Standard, Auto Re-Seating No, Body Material Bronze, Spring Material Stainless Steel, Body Width 1 7/8 in

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  • CONTROL DEVICES Pressure Relief Valve,1/4in.,0 to 20 psi PR25-000
    $5.46
  • CASH ACME Safety Relief Valve,3/4 In,30 psi,Brass F-30
    $16.36

    • Safety Relief Valve, Body Material Brass, Inlet Type MNPT, Outlet Type FNPT, Inlet Size 3/4 in, Outlet Size 3/4 in, Factory Set Pressure 30 psi, 510, 000 BtuH, Disc Material Silicone, Overall Height 1 1/2 in, Application Hot Water Space Heating Boilers, Water Supply Heaters and Storage Tanks., Overall Length 4 3/4 in, Seat Material Silicone, Spring Material Stainless Steel, Temp. Range 0 Degrees to 250 Degrees F, Test Lever Yes, Compliance ASME Section IV, Standards ASME Section 1V

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