Top 8 Pressure Relief Valve 1/2 Inch – Kitchen & Dining Features

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1. Camco


Brown, Camco 10423 1/2" Temperature and Pressure Relief Valve with 4" Epoxy-Coated Probe

Camco #ad - Protects water heaters from excessive water temperatures and pressure. 1/2" - 14 npt male inlet; 1/2" - 14 npT female outlet with 4" probe. Csa certified. Factory preset to 150 psi and 210 degrees Fahrenheit. Resistant to corrosion.
BrandCamco #ad
ManufacturerCamco #ad
Height1.6 Inches
Length11.38 Inches
Weight0.55 Pounds
Width3.63 Inches
Part Number10423
Warranty1 year against manufacturing defects

2. Water Source


Water Source Llc Rv50-nl 1/2-Inch Pressure Relief Valve No Lead 75 PSI

Water Source #ad - 1/2 in. Discharge port. Heavy brass with stainless steel control springs. Pipe. Not for use with water heaters. Starts to relieve pressure at 75 PSI. Solid-brass design meets federal low lead regulations. Protects tank systems From Excess Pressure Build Up. Fits 1/2 in.
BrandWater Source #ad
ManufacturerStandard Plumbing Supply #ad
Height1.18 Inches
Length2.58 Inches
Weight0.35 Pounds
Width1.5 Inches
Part NumberRV50-NL

3. Ei


150 PSI Air Compressor Safety Relief Pop Off Valve Solid Brass 1/2" Male NPT New

Ei #ad - Total valve length: 2-3/4" Installation Wrench Size: 7/8". Certified 1/2" npt threaded 150 psi High CFM air compressor / tank pressure safety relief valve. Features a silicone rubber soft seat relief valve to prevent leaks Max temperature: 250° F. This valve will relieve 278 SCFM. Valve inlet threads: 1/2" male NPT measures about 3/4" in diameter.
BrandEi #ad
Manufacturerconrador #ad
Part NumberSRV-150

4. Ultimate Washer


Inlet 1/2-Inch Male, Pump Saver Device, Compatible with Karcher 91840130, Ultimate Washer UW11-PW5D4S Thermal Relief Valve for Pressure Washers

Ultimate Washer #ad - Universally fits 1/2" Bypass Lines. 1/2" mpt valve is mounted in bypass line; 1/8" FPT Discharge Side. Material: brass and Plastic flow directing cap. Valve opens at 140 degree discharging hot water from Pump and Allows Cool Water in; Automatically Resets at Cool Down to 115 Degree F. Thermal relief valve is used to prevent a Pressure Washer Pump from Overheating if Running in Bypass for Extended Periods of Time.
BrandUltimate Washer #ad
ManufacturerUltimate Washer #ad
Part Number4336552405

5. Eastman


Eastman 1/2 Inch MIP Vacuum Relief Valve, Brass Plumbing Fittings, 60156

Eastman #ad - Lead free: vacuum release valve is composed of durable lead free DZR brass for long-lasting reliability, and features a black protective cap. Vacuum pressure relief valve: vacuum relief valve permits air to enter and prevent vacuum conditions that could siphon the water, water heater, resulting in the collapse of a tank, or equipment burnout. Versatile: vacuum vent valve fits most standard water heater tanks. 22. Certified: vacuum vent valve is CSA certified, and tested and rated to ANSI z21. Connectivity: vacuum release valve is equipped with a 1/2 inch male iron pipe MIP connection.
BrandEastman #ad
ManufacturerEZ-FLO International #ad
Height2 Inches
Length2 Inches
Weight0.03 Pounds
Width2 Inches
Part Number60156

6. Cash Acme


1/2-Inch, Cash Acme 22397LF RV VR20 Vacuum Relief Valve Vent with Dust Cover, gold, Bronze

Cash Acme #ad - Hot water supply: our vacuum relief valve is designed specifically to protect the hot water supply system where over-pressure conditions are likely to occur as a result of thermal expansion.

Installation: the valve may be installed directly on the tank or in a tee and is appropriate for either side hot or cold of the water heater. Product specifactions: fitted with a bronze body and has a stainless steel internal part, silicone seat disc and stainless steel pressure spring. Completely automatic: The VR20 Vacuum Relief Valve reseals after pressure relief. Domestic and commercial applications: Can be used for both domestic household and commercial job site applications.
BrandCash Acme #ad
ManufacturerCash Acme #ad
Height2 Inches
Length1.25 Inches
Width1.25 Inches
Part Number22397LF

7. Star


Model 024777, H2O PRO 1/2 Inch Male NPT Brass Pressure Relief Valve for Submersible Pump and Pressure Tank Systems, 75 PSI Regulator Valve

Star #ad - Brass pressure relief valve with 1/2 inch male NPT. This regulator valve releases pressure at 75 PSI and protects well tank systems from pressure buildup. Install a pressure regulator valve with any pump capable of producing more than 75 PSI at the tank. H2o pro model 024777. 1200 gallons per hour capacity at 70 PSI.
BrandStar #ad
ManufacturerStar Water Systems #ad



HPDMC ASME Standard Safety Valve, Air Compressor Relief Pressure Valve 1/2" NPT, 125 PSI

HPDMC #ad - Asme safety rated. Made of brass construction and stainless steel ball and spring for corrosion resistance. This safety valve is suitable for high temperature pressure relief applications, relief valves remove excess pressure or vacuum from a system. 1/2" male npt threaded inlet connection. 125 psi set relief pressure with 3 percent tolerance.
BrandHPDMC #ad
ManufacturerHPDMC #ad