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  1. Home
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  5. Pipes, Valves & Fittings
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  7. Valves
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  9. Relief Valves
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Relief Valves (2,000+ items) - Page 5

Aquatrol Adjustable Relief Valve, 1/4x1/2 In, 25psi 55AA1M2U1-25
Aquatrol

Adjustable Relief Valve, 1/4x1/2 In, 25psi

Zoro # G1462151
Mfr # 55AA1M2U1-25
product price:  $46.69
/ea
Kunkle Valve Safety Relief Valve, 3/4in.x1in., 125 psi 6010EDM01AKM0125
Kunkle Valve

Safety Relief Valve, 3/4in.x1in., 125 psi

Zoro # G6991293
Mfr # 6010EDM01AKM0125
product price:  $334.99
/ea
Aquatrol Adjustable Relief Valve, 1/2 In, 400 psi 69A1B1M2U1-400
Aquatrol

Adjustable Relief Valve, 1/2 In, 400 psi

Zoro # G0217183
Mfr # 69A1B1M2U1-400
product price:  $230.99
/ea
Apollo Valves T and P Relief Valve, 1/2 In. Inlet 18C40129
Apollo Valves

T and P Relief Valve, 1/2 In. Inlet

Zoro # G1458807
Mfr # 18C40129
product price:  $34.69
/ea
Thrifco Plumbing 4 Inch PVC Sewer Relief Valve and Cleanout 6415208
Thrifco Plumbing

4 Inch PVC Sewer Relief Valve and Cleanout

Zoro # G209547891
Mfr # 6415208
product price:  $68.09
/ea
Honeywell R7284U1004 Universal Digital R7284U1004
Honeywell

R7284U1004 Universal Digital

Zoro # G6025014
Mfr # R7284U1004
product price:  $104.99
/ea
Plast-O-Matic Relief Valve, 1-1/2 In, 5 to 100 psi, PVC RVT150V-PV
Plast-O-Matic

Relief Valve, 1-1/2 In, 5 to 100 psi, PVC

Zoro # G3982291
Mfr # RVT150V-PV
product price:  $966.99
/ea
No Product Image Available
Wilkins

Wilkins 2 1/2"- 6" Relief Valve Kit

Zoro # G915226905
Mfr # RK212-375RVCI
product price:  $306.99
/ea
Reliance Water Heaters Reliance 3/4 in. MNPT Brass Relief Valve 100108280
Reliance Water Heaters

Reliance 3/4 in. MNPT Brass Relief Valve

Zoro # G7699149
Mfr # 100108280
product price:  $16.49
/ea
Aquatrol Safety Relief Valve, 3/4 x 1 In, 100 psi 89B2A1M2K1-100
Aquatrol

Safety Relief Valve, 3/4 x 1 In, 100 psi

Zoro # G0214776
Mfr # 89B2A1M2K1-100
product price:  $140.99
/ea
Watts Temperature and Pressure Relief Valve 1 40XL-4 125/210 FS
Watts

Temperature and Pressure Relief Valve

Zoro # G410565721
Mfr # 1 40XL-4 125/210 FS
product price:  $583.99
/ea
Wilkins Water Heater Pressure Relief Valve TP3000-5C-150C
Wilkins

Water Heater Pressure Relief Valve

Zoro # G6531259
Mfr # TP3000-5C-150C
product price:  $474.99
/ea
Aquatrol Adjustable Relief Valve, 3/4 In, 400 psi 69B1B1M2U1-400
Aquatrol

Adjustable Relief Valve, 3/4 In, 400 psi

Zoro # G0217262
Mfr # 69B1B1M2U1-400
product price:  $293.99
/ea
Aquatrol Safety Relief Valve, 1-1/2 x 2 In, 15 psi 89E2A1M2K1-15
Aquatrol

Safety Relief Valve, 1-1/2 x 2 In, 15 psi

Zoro # G0215065
Mfr # 89E2A1M2K1-15
product price:  $260.99
/ea
Kunkle Valve Safety Relief Valve, 1/2in.x3/4in., 150psi 6010DCM01AAM0150
Kunkle Valve

Safety Relief Valve, 1/2in.x3/4in., 150psi

Zoro # G6978343
Mfr # 6010DCM01AAM0150
product price:  $302.99
/ea
Cash Acme Cash Acme MNPT Bronze Temperature and Pressure Relief Valve FNPT 15836A-0150
Cash Acme

Cash Acme MNPT Bronze Temperature and Pressure Relief Valve FNPT

Zoro # G7695813
Mfr # 15836A-0150
product price:  $16.95
/ea
Fluidyne Balanced Piston Relief Valve: 1500-3000 PSI Adj.Relief, 60 US GPM CT06-C
Fluidyne

Balanced Piston Relief Valve: 1500-3000 PSI Adj.Relief, 60 US GPM

Zoro # G216319139
Mfr # CT06-C
product price:  $259.99
/ea
Kunkle Valve Safety Relief Valve, 1/2 In, 300 psi, SS 0140-C01-ME0300
Kunkle Valve

Safety Relief Valve, 1/2 In, 300 psi, SS

Zoro # G5068314
Mfr # 0140-C01-ME0300
product price:  $732.99
/ea
Cash Acme Cash Acme 3/4 in. Bronze Pressure Relief Valve 18822A-0150
Cash Acme

Cash Acme 3/4 in. Bronze Pressure Relief Valve

Zoro # G7694833
Mfr # 18822A-0150
product price:  $18.70
/ea
Cash Valve Cryogenic Valve, 1/2"., NPT, Brass, 700 psi 2300CSP-01
Cash Valve

Cryogenic Valve, 1/2"., NPT, Brass, 700 psi

Zoro # G0113870
Mfr # 2300CSP-01
product price:  $221.99
/ea
York Relief Valve 022-10682-001
York

Relief Valve

Zoro # G209236573
Mfr # 022-10682-001
product price:  $365.99
/ea
Bva Hydraulics BVA Hydraulic Female Pressure Relief Valve, 3/8in NPTF CVR3
Bva Hydraulics

BVA Hydraulic Female Pressure Relief Valve, 3/8in NPTF

Zoro # G108581255
Mfr # CVR3
product price:  $753.99
/ea
Watts T and P Relief Valve, MNPT x FNPT 3/4 100XL 125
Watts

T and P Relief Valve, MNPT x FNPT

Zoro # G1416782
Mfr # 3/4 100XL 125
product price:  $36.89
/ea
Cash Acme Cash Acme 1/2 in. Bronze Temperature and Pressure Relief Valve 16481A-0125
Cash Acme

Cash Acme 1/2 in. Bronze Temperature and Pressure Relief Valve

Zoro # G7700768
Mfr # 16481A-0125
product price:  $20.69
/ea
Aquatrol Safety Relief Valve, 1-1/2 x 1-1/2, 50 psi 740FG1M1K1-50
Aquatrol

Safety Relief Valve, 1-1/2 x 1-1/2, 50 psi

Zoro # G7044064
Mfr # 740FG1M1K1-50
product price:  $408.99
/ea
Apollo Valves POP Safety Valve, 1 x 1-1/2 In, 200 psi 541FEBKMAA0200
Apollo Valves

POP Safety Valve, 1 x 1-1/2 In, 200 psi

Zoro # G0213857
Mfr # 541FEBKMAA0200
product price:  $1,168.99
/ea
Watts 1/2 In. Bronze Pressure Relief Valve 1/2 DP-1L
Watts

1/2 In. Bronze Pressure Relief Valve

Zoro # G011360787
Mfr # 1/2 DP-1L
product price:  $47.65
/ea
Watts Temperature Pressure Relief Valve, Brass 3/4 100XL8 150/210
Watts

Temperature Pressure Relief Valve, Brass

Zoro # G405444086
Mfr # 3/4 100XL8 150/210
product price:  $55.89
/ea
Plast-O-Matic Pressure Relief Valve, 3/4In, 5 to 100 psi RVT075V-PV
Plast-O-Matic

Pressure Relief Valve, 3/4In, 5 to 100 psi

Zoro # G3973383
Mfr # RVT075V-PV
product price:  $577.99
/ea
Apollo Valves T and P Relief Valve, MNPT x FNPT 18C5513125
Apollo Valves

T and P Relief Valve, MNPT x FNPT

Zoro # G0974242
Mfr # 18C5513125
product price:  $368.49
/ea
Aquatrol Safety Relief Valve, 1-1/2 x 1-1/2, 60 psi 740FG1M2J1-60
Aquatrol

Safety Relief Valve, 1-1/2 x 1-1/2, 60 psi

Zoro # G6465322
Mfr # 740FG1M2J1-60
product price:  $384.99
/ea
Aquatrol Safety Relief Valve, 2 x 2-1/2 In, 200 psi 88F2A1M1K1-200
Aquatrol

Safety Relief Valve, 2 x 2-1/2 In, 200 psi

Zoro # G0214593
Mfr # 88F2A1M1K1-200
product price:  $430.99
/ea
Kunkle Valve Safety Relief Valve, 1in.x1-1/4in., 150psi 6010FEM01AAM0150
Kunkle Valve

Safety Relief Valve, 1in.x1-1/4in., 150psi

Zoro # G6578266
Mfr # 6010FEM01AAM0150
product price:  $409.99
/ea
Star Water Systems 1/2 In. 70 PSI Pressure Relief Valve 024777
Star Water

Systems 1/2 In. 70 PSI Pressure Relief Valve

Zoro # G411378771
Mfr # 024777
product price:  $30.15
/ea
Honeywell Ds06-100-Dut-Lf 1/2" Ds06 DS06-100-D
Honeywell

Ds06-100-Dut-Lf 1/2" Ds06

Zoro # G6063417
Mfr # DS06-100-D
product price:  $109.79
/ea
Raypak 3/4 in. 374A SET 45 RELIEF VALVE 007220F
Raypak

3/4 in. 374A SET 45 RELIEF VALVE

Zoro # G909236736
Mfr # 007220F
product price:  $123.99
/ea
Relief Valves (2,000+ items) - Page 5
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About Relief Valves

Relief Valves are safety valves that regulate the pressure of a system. They can be used to protect the system from overpressure or to maintain a certain pressure in the system. There are various types of relief valves, each designed for different applications and purposes.

Types of Relief Valves

Pressure relief valves, safety relief valves, and other types of relief valves all serve different purposes and have unique features that make them suitable for specific applications. Pressure relief valves are designed to open at a predetermined pressure to relieve excess pressure from the system while safety relief valves provide emergency protection against overpressure.

How Relief Valves are Made

Relief Valves are typically made with metal bodies and valve discs, such as stainless steel or brass. The valve disc is usually connected to a spring which helps keep it closed until the set pressure is reached. Additionally, some Relief Valves use compounds like rubber or plastic seals in order to ensure proper operation.

Industries that use Relief Valves

Relief Valves can be found in a variety of industries including oil and gas production, power generation, chemical processing, water treatment plants, and more. Professionals in these industries rely on Relief Valves as an important part of their operations because they help protect systems from dangerous overpressure scenarios.

Find the Relief Valves You Need at Zoro

Looking for a specific item? Use our robust search tool to find it by name or keyword, or use our handy filters to narrow down our full assortment. You can also check out our whole selection of plumbing tools & supplies, along with other equipment and essentials to ensure you have all you need to tackle the job, especially if you're taking on a DIY project for the first time.
Plus, when you shop at Zoro, you'll always enjoy competitive prices on tons of great brands you know and trust. We make the shopping experience as fast and seamless as possible with free shipping on orders over $50 for registered users, Net 30 payment terms for qualifying customers, and an unparalleled customer service experience.

Related Categories

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1/4" mnpt x 1/4" fnpt1/2 in relief valve1/2 propress valve1/2 in. valve1/2 in prv
1-1/2" fnpt x mnpt1/2 mnpt x 3/8 barb1/2 mnpt 1/4 fnpt1/2 inch valve1 2 relief valve

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