Top 20 Best Selling Relief Valves (2019)




Camco’s 1/2 Temperature and Pressure Valve with 4 Probe will help protect your RV water heater from excessive temperature and water pressure. It's factory set at 150 PSI and crafted with no gaskets and an epoxy-coated probe to prevent corrosion buildup. ... more info

Camco’s 3/4 Temperature and Pressure Valve with 4 Probe will help protect your RV or home water heater from excessive temperature and water pressure. It's factory set at 150 PSI and 210F. It features epoxy-coated probe to prevent corrosion buildup. ... more info


This Control Devices ST25-1A150 ASME safety valve has a brass body, a 150 psi relief pressure, a 1/4 male NPT threaded inlet connection, and a stainless steel pull ring for manual pressure relief. The valve's brass body, brass valve seat, and the zinc pla ... more info


Sherlock extension poles have all the features professionals demand. The green quick-release position lock is made of durable, fiberglass-reinforced nylon with a heavy-duty brass locking pin. Adjust the length of the pole with just a touch of the thumb. Y ... more info



This Control Devices CR25-100 pressure relief valve has a brass body, an adjustable relief pressure, a 1/4 male NPT threaded inlet connection, and a fluorocarbon O-ring. The valve's brass body, brass valve seat, and the stainless steel poppet resist corro ... more info

Series 530C Calibrated Pressure Relief Valves are used in commercial, residential and industrial applications to protect against excessive pressure in systems containing water, oil, or air. It consists of a bronze body construction with NPT threaded male ... more info



This Apollo Valve 10-400 series safety relief valve has a bronze body, a 75 pounds per square inch (psi) relief pressure, a 3/4 male National Pipe Thread (NPT) inlet connection, and a 3/4 female NPT outlet. The valve's body and nozzle are bronze for resis ... more info

This Apollo Valve 10-400 series safety relief valve has a bronze body, a 30 pounds per square inch (psi) relief pressure, a 3/4 male National Pipe Thread (NPT) inlet connection, and a 3/4 female NPT outlet. The valve's body and nozzle are bronze for resis ... more info



This Control Devices ST25-1A060 ASME safety valve has a brass body, a 60 psi relief pressure, a 1/4 male NPT threaded inlet connection, and a stainless steel pull ring for manual pressure relief. The valve's brass body, brass valve seat, and the zinc plat ... more info


Thermal Relief Valve / 140 Deg. F; 3/8 M-NPT Inlet Pack Size:1 GENERAL PUMP 100557 MTA 01086, OREGON 37-205 Inlet: 3/8 MALE THREAD (NPT), Temperature: 140 ° F. ... more info


The Kingston Model 125SS Safety Valve is precision machined with hard seat. This pop-style safety valve is constructed from brass and features a stainless steel ball on a brass seat. Set pressure range 5 to 300 psi (5 psi increments only). Maximum tempera ... more info

WATTS WATER PRESSURE REDUCING VALVE 3/4NPT Low lead Bronze body Up to 300 PSI Easily serviceable Threaded female union inlet x NPT female outlet components and reduce water consumption Bypass feature permits the flow of wat ... more info




This Apollo Valve 13-510 series steam relief valve is a safety valve for protecting small to medium low-pressure steam heating boilers. It has a cast bronze body, a 15 pounds per square inch (psi) relief pressure, a 3/4 male National Pipe Thread (NPT) inl ... more info

The Kingston Model KSV12 ASME Code Low Profile Safety Valve is an ASME Code Certified, precision machined valve with a soft seat. Compact in size yet providing high flow capacities, the Kingston Model KSV12 ASME Code Low Profile Safety Valve has been desi ... more info


The Prince valve model RD-1800 is a direct acting ball/spring type pressure relief. The valve is compact and simple in design. This type relief is fast opening and is well suited for pressure spike protection. The performance curves below indicate the low ... more info


The Kingston Model KSV10 ASME Code Low Profile Safety Valve is an ASME Code Certified, precision machined valve with a soft seat. Compact in size yet providing high flow capacities, the Kingston Model KSV10 ASME Code Low Profile Safety Valve has been desi ... more info



The Kingston Model KSV25 ASME Code Low Profile Safety Valve is an ASME Code Certified, precision machined valve with a soft seat. Compact in size yet providing high flow capacities, the Kingston Model KSV25 ASME Code Low Profile Safety Valve has been desi ... more info

This Apollo Valve 10-400 series safety relief valve has a bronze body, a 45 pounds per square inch (psi) relief pressure, a 3/4 male National Pipe Thread (NPT) inlet connection, and a 3/4 female NPT outlet. The valve's body and nozzle are bronze for resis ... more info

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