Relief Valves

Products (33)

100XL

Temperature and Pressure Relief Valves

Sizes: 3/4 in. (20mm)

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10L

Temperature and Pressure Relief Valves

Sizes: 3/4 in. (20mm)

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140S, 140X

Automatic Reseating Temperature and Pressure Relief Valves

Sizes: 3/4, 1 in. (20, 25mm)

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174A

Boiler Pressure Relief Valves

Sizes: 3/4 to 2 in. (20 to 50mm)

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1L, 1XL

Temperature and Pressure Relief Valves

Sizes: 1/2 in. (15mm)

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210-5

Automatic Gas Shutoff Valves

Sizes: 3/4 in. (20mm)

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30L

Pressure Relief Valves for Well Systems with Test Lever

Sizes: 1/2 in. (15mm)

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315-M2

Steam Safety Relief Valves, ASME Section IV

Sizes: 3/4 in. (20mm)

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340, 340X

Automatic Reseating Temperature and Pressure Relief Valves

Sizes: 1 1/2 in. (38mm)

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342, 342X

Automatic Reseating Temperature and Pressure Relief Valves

Sizes: 2 in. (50mm)

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374A

Boiler Pressure Relief Valves

Sizes: 3/4 in. (20mm)

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3L

Pressure Relief Valves with Test Lever

Sizes: 3/4 in. (20mm)

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40L, 40XL

Automatic Reseating Temperature and Pressure Relief Valves

Sizes: 3/4, 1 in.. (20, 25mm)

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415

Steam Safety Relief Valves, ASME Section IV

Sizes: 3/4 x 3/4 to 1-1/2 x 2 in. (20 x 20 to 40 x 50 mm)

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53

Pressure Relief Valves

Sizes: 1/2, 3/4 in. (15 to 20mm)

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5300A

By-Pass Control Relief Valves

Sizes: 1/2 in. (15mm)

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530C

Calibrated Pressure Relief Valves

Sizes: 1/2 to 3/4 in. (15 to 20mm)

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53L

Pressure Relief Valves with Test Lever

Sizes: 1/2 in. (15mm)

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740

Boiler Pressure Relief Valves

Sizes: 3/4 to 2 in. (20 to 50mm)

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BP30

By-Pass Control Relief Valves

Sizes: 1/2 in. (15mm)

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BRV

Combination Ball Valve and Relief Valves

Sizes: 3/4 to 1 in. (20 to 25mm)

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Figure 10

High Capacity Safety Relief Valves

Sizes: 3/4 x 1 to 3 x 3 in. (20 x 25 to 80 x 80mm)

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Figure 31

Steam Safety Relief Valves, ASME Section I

Sizes: 1/2 x 3/4 to 6 x 8 in. (15 x 20 to 150 x 200mm)

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Figure 41

Steam Safety Relief Valves, ASME Section VIII

Sizes: 1/2 x 3/4 to 6 x 8 in. (15 x 20 to 150 x 200mm)

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Figure 41A

Safety Relief Valves for Air, Gas, and Vapors, ASME Section VIII

Sizes: 1/2 x 3/4 to 6 x 8 in. (15 x 20 to 150 x 200mm)

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*The wetted surface of our Lead Free products contacted by consumable water contain less than one quarter of one percent (0.25%) of lead by weight.

Additional Information

Danger – Scalding Lurks!

Every year, thousands of people suffer serious thermal shock or scalding injuries in their bathtubs, sinks and showers.

Click here for informative resources to help you protect against these dangers.

Learn About

Thermostatic Mixing Valves

Every year thousands suffer injuries as a result of hot water scalding and thermal shock injuries. Thermostatic mixing valves protect against these dangers.

To learn more about thermostatic mixing valves and how they work, click here.