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Watts Plumbing and Flow Control Products

  • Watts 174A 135 FS 1 1/2 - Part of the 174A Series

    Watts 174A 135 FS 1 1/2 - Part of the 174A Series

    $2,490.60

    This pressure relief valve has a 1 1/2 inch NPTF female inlet and outlet and a 135 psi pressure relief setpoint. The valve can be used for hot wate...

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    $2,490.60
  • Watts 174A 135 FS 1 1/4 - Part of the 174A Series

    Watts 174A 135 FS 1 1/4 - Part of the 174A Series

    $1,803.90

    This pressure relief valve has a 1 1/4 inch NPTF female inlet and outlet and a 135 psi pressure relief setpoint. The valve can be used for hot wate...

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    $1,803.90
  • Watts 174A 135 FS 2 - Part of the 174A Series

    Watts 174A 135 FS 2 - Part of the 174A Series

    $3,592.05

    This pressure relief valve has a 2 inch NPTF female inlet and outlet and a 135 psi pressure relief setpoint. The valve can be used for hot water sp...

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    $3,592.05
  • Watts 174A 135 FS 3/4 - Part of the 174A Series

    Watts 174A 135 FS 3/4 - Part of the 174A Series

    $541.80

    This pressure relief valve has a 3/4 inch NPTF female inlet and outlet and a 135 psi pressure relief setpoint. The valve can be used for h...

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    $541.80
  • Watts 174A 140 FS 1 - Part of the 174A Series

    Watts 174A 140 FS 1 - Part of the 174A Series

    $1,143.45

    This pressure relief valve has a 1 inch NPTF female inlet and outlet and a 140 psi pressure relief setpoint. The valve can be used for hot water sp...

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    $1,143.45
  • Watts 174A 140 FS 2 - Part of the 174A Series

    Watts 174A 140 FS 2 - Part of the 174A Series

    $3,592.05

    This pressure relief valve has a 2 inch NPTF female inlet and outlet and a 140 psi pressure relief setpoint. The valve can be used for hot water sp...

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    $3,592.05
  • Watts 174A 140 FS 3/4 - Part of the 174A Series

    Watts 174A 140 FS 3/4 - Part of the 174A Series

    $541.80

    This pressure relief valve has a 3/4 inch NPTF female inlet and outlet and a 140 psi pressure relief setpoint. The valve can be used for h...

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    $541.80
  • Watts 174A 145 FS 1 - Part of the 174A Series

    Watts 174A 145 FS 1 - Part of the 174A Series

    $1,143.45

    This pressure relief valve has a 1 inch NPTF female inlet and outlet and a 145 psi pressure relief setpoint. The valve can be used for hot water sp...

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    $1,143.45
  • Watts 174A 145 FS 2 - Part of the 174A Series

    Watts 174A 145 FS 2 - Part of the 174A Series

    $3,592.05

    This pressure relief valve has a 2 inch NPTF female inlet and outlet and a 145 psi pressure relief setpoint. The valve can be used for hot water sp...

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    $3,592.05
  • Watts 174A 145 FS 3/4 - Part of the 174A Series

    Watts 174A 145 FS 3/4 - Part of the 174A Series

    $541.80

    This pressure relief valve has a 3/4 inch NPTF female inlet and outlet and a 145 psi pressure relief setpoint. The valve can be used for h...

    View full details
    $541.80
  • Watts 174A 150 FS 1 - Part of the 174A Series

    Watts 174A 150 FS 1 - Part of the 174A Series

    $1,063.65

    This pressure relief valve has a 1 inch NPTF female inlet and outlet and a 150 psi pressure relief setpoint. The valve can be used for hot water sp...

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    $1,063.65
  • Watts 174A 150 FS 1 1/2 - Part of the 174A Series

    Watts 174A 150 FS 1 1/2 - Part of the 174A Series

    $2,325.75

    This pressure relief valve has a 1 1/2 inch NPTF female inlet and outlet and a 150 psi pressure relief setpoint. The valve can be used for hot wate...

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    $2,325.75
  • Watts 174A 150 FS 1 1/4 - Part of the 174A Series

    Watts 174A 150 FS 1 1/4 - Part of the 174A Series

    $1,682.10

    This pressure relief valve has a 1 1/4 inch NPTF female inlet and outlet and a 150 psi pressure relief setpoint. The valve can be used for hot wate...

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    $1,682.10
  • Watts 174A 150 FS 2 - Part of the 174A Series

    Watts 174A 150 FS 2 - Part of the 174A Series

    $3,355.80

    This pressure relief valve has a 2 inch NPTF female inlet and outlet and a 150 psi pressure relief setpoint. The valve can be used for hot water sp...

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    $3,355.80
  • Watts 174A 150 FS 3/4 - Part of the 174A Series

    Watts 174A 150 FS 3/4 - Part of the 174A Series

    $503.48

    This pressure relief valve has a 3/4 inch NPTF female inlet and outlet and a 150 psi pressure relief setpoint. The valve can be used for h...

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    $503.48
  • Watts 174A-030 1 1/4 - Part of the 174A Series

    Watts 174A-030 1 1/4 - Part of the 174A Series

    $1,531.95

    This 1 1/4 inch boiler pressure relief valve is used in hot water heating and domestic supply boiler applications to protect against excessive pres...

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    $1,531.95
  • Watts 174A-040 1 1/4 - Part of the 174A Series

    Watts 174A-040 1 1/4 - Part of the 174A Series

    $1,803.90

    This 1 1/4 inch boiler pressure relief valve is used in hot water heating and domestic supply boiler applications to protect against excessive pres...

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    $1,803.90
  • Watts 174A-045 1 - Part of the 174A Series

    Watts 174A-045 1 - Part of the 174A Series

    $1,143.45

    This 3/4 inch boiler pressure relief valve is used in hot water heating and domestic supply boiler applications to protect against excessive pressu...

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    $1,143.45
  • Watts 174A-045 1 1/2 - Part of the 174A Series

    Watts 174A-045 1 1/2 - Part of the 174A Series

    $2,490.60

    This 1 1/2 inch boiler pressure relief valve is used in hot water heating and domestic supply boiler applications to protect against excessive pres...

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    $2,490.60
  • Watts 174A-045 1 1/4 - Part of the 174A Series

    Watts 174A-045 1 1/4 - Part of the 174A Series

    $1,803.90

    This 1 1/4 inch boiler pressure relief valve is used in hot water heating and domestic supply boiler applications to protect against excessive pres...

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    $1,803.90
  • Watts 174A-060 2 - Part of the 174A Series

    Watts 174A-060 2 - Part of the 174A Series

    $3,592.05

    This 2 inch boiler pressure relief valve is used in hot water heating and domestic supply boiler applications to protect against excessive pressure...

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    $3,592.05
  • Watts 174A-075 2 - Part of the 174A Series

    Watts 174A-075 2 - Part of the 174A Series

    $3,355.80

    This 2 inch boiler pressure relief valve is used in hot water heating and domestic supply boiler applications to protect against excessive pressure...

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    $3,355.80
  • Watts 174A-080 1 1/4 - Part of the 174A Series

    Watts 174A-080 1 1/4 - Part of the 174A Series

    $1,803.90

    This 1 1/4 inch boiler pressure relief valve is used in hot water heating and domestic supply boiler applications to protect against excessive pres...

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    $1,803.90
  • Watts 174A-100 - Part of the 174A Series

    Watts 174A-100 - Part of the 174A Series

    $1,682.10

    This 1 1/4 inch boiler pressure relief valve is used in hot water heating and domestic supply boiler applications to protect against excessive pres...

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    $1,682.10