Watts 0358553 374A-030 3/4" Boiler Relief Valve N/A

Watts 0358553 374A-030 3/4" Boiler Relief Valve N/A

374A-030 3/4" Boiler Relief Valve As thermal expansion conditions develop, pressure builds up to the setting of the relief valve. This will cause discharging of small quantity of water. Should operating controls fail, permitting runaway firing, the... more

$63.25 $44.46

go to store

Build.com

(10,000+)
3/4 in. Bronze Nclx-5LX Temperature and Pressure Relief Valve with 3-1/2 in. Shank Mnpt Inlet x Fnpt Outlet

3/4 in. Bronze Nclx-5LX Temperature and Pressure Relief Valve with 3-1/2 in. Shank Mnpt Inlet x Fnpt Outlet

Free Shipping on Over 500K Items!

The Cash Acme NCLX-A Temperature and Pressure Relief Valve is designed to protect Hot Water Heaters and storage tanks from over pressure or temperature. The NCLX-A incorporates an inert thermal element coating that provides effective isolation from... more

$14.99

FREE shipping

go to store
3/4 in. Brass Male Inlet x 3/4 in. Female Outlet FWC Adjustable Pressure Relief Valve

3/4 in. Brass Male Inlet x 3/4 in. Female Outlet FWC Adjustable Pressure Relief Valve

Free Shipping on Over 500K Items!

The Cash Acme FWC Pressure Relief Valves are designed for Commercial and Industrial application including thermal expansion protection, static pressure and over-pressure relief, very low capacity pump relief and other uses of similar nature where tight... more

$49.99

FREE shipping

go to store
3/4 in. Brass Nclx-A Temperature and Pressure Relief Valve

3/4 in. Brass Nclx-A Temperature and Pressure Relief Valve

Free Shipping on Over 500K Items!

The NCLX-A incorporates an inert thermal element coating that provides effective isolation from mineral deposits (liming). Cast bronze body with male inlet and female outlet, brass and stainless steel internal parts, silicone seat disc and stainless... more

$18.97

go to store
CAMPBELL RV2NLF Nonadjustable Relief Valve, 1/2 In, 75 psi

CAMPBELL RV2NLF Nonadjustable Relief Valve, 1/2 In, 75 psi

$50+ Orders Ship Free

Nonadjustable Relief Valve, Body Material LowLead Brass, Inlet Type FNPT, Outlet Type MNPT, Inlet Size 1/2 In., Outlet Size 1/2 In., Factory Set Pressure 75 psi, Application Liquid Bypass or Thermal Expansion, Temp. Range Up to 120 Degrees F, Test... more

$8.07

go to store
(50,000+)
CAMPBELL RV3NLF Relief Valve, 3/4 x 1/2 In, 75 psi, Brass

CAMPBELL RV3NLF Relief Valve, 3/4 x 1/2 In, 75 psi, Brass

$50+ Orders Ship Free

Nonadjustable Relief Valve, Body Material LowLead Brass, Inlet Type FNPT, Outlet Type MNPT, Inlet Size 3/4 In., Outlet Size 1/2 In., Factory Set Pressure 75 psi, Application Liquid Bypass or Thermal Expansion, Temp. Range Up to 120 Degrees F, Test... more

$11.78

go to store
(50,000+)
Simpson 3,200-Psi 2.8-Gpm Water Gas Pressure Washer Ps3228

Simpson 3,200-Psi 2.8-Gpm Water Gas Pressure Washer Ps3228

Honda GX commercial-series engine that starts easy runs smoothly and delivers high output. Direct-drive engine and pump for streamlined power transmission from engine to pump. Triplex pump design with ceramic pistons and thermal-relief valve. Welded... more

$649.00

FREE shipping

go to store

Lowe's

(25,000+)
Simpson 4200-Psi 4-Gpm Water Gas Pressure Washer Ps4240

Simpson 4200-Psi 4-Gpm Water Gas Pressure Washer Ps4240

Honda GX commercial-series engine that starts easy runs smoothly and delivers high output. Direct-drive engine and pump for streamlined power transmission from engine to pump. Triplex pump design with ceramic pistons and thermal-relief valve.... more

$1,049.00

go to store

Lowe's

(25,000+)
Simpson 3,800-Psi 3.5-Gpm Water Gas Pressure Washer Ps3835

Simpson 3,800-Psi 3.5-Gpm Water Gas Pressure Washer Ps3835

Honda GX commercial-series engine that starts easy runs smoothly and delivers high output. Direct-drive engine and pump for streamlined power transmission from engine to pump. Triplex pump design with ceramic pistons and thermal-relief valve.... more

$949.00

FREE shipping

go to store

Lowe's

(25,000+)
AMTROL ST-5 Thermal Expansion Tank

AMTROL ST-5 Thermal Expansion Tank

Amtrak invented the thermal expansion tank to control pressure build-up in closed, hot water systems. This prevents the water heater pressure relief valve from opening, saves energy and eliminates a potential safety hazard. All thermo-x-troll expansion... more

$42.75

FREE shipping

go to store
Apollo Valve 10-512 Series Brass Safety Relief Valve, ASME Steam, 50 psi Set Pressure, 1/2" NPT Male x Female

Apollo Valve 10-512 Series Brass Safety Relief Valve, ASME Steam, 50 psi Set Pressure, 1/2" NPT Male x Female

This Apollo Valve 10-512 series steam relief valve protects against excess pressure from thermal expansion and steam caused by failure of BTU input controls. It has a brass body, a 50 pounds per square inch (psi) relief pressure, a 1/2" male National... more

$43.84

go to store
Apollo Valve 10-512 Series Brass Safety Relief Valve, ASME Steam, 40 psi Set Pressure, 1/2" NPT Male x Female

Apollo Valve 10-512 Series Brass Safety Relief Valve, ASME Steam, 40 psi Set Pressure, 1/2" NPT Male x Female

This Apollo Valve 10-512 series steam relief valve protects against excess pressure from thermal expansion and steam caused by failure of BTU input controls. It has a brass body, a 40 pounds per square inch (psi) relief pressure, a 1/2" male National... more

$43.84

go to store
Homelite Power Stroke 1/4" NPT 678169004 678169002 thermal release relief valve

Homelite Power Stroke 1/4" NPT 678169004 678169002 thermal release relief valve

PRODUCT DETAILSBrand-new, genuine 1/4" NPT Homelite pressure release valve, part# 678169004Replaces part numbers 678169002 & 678169001Compatible with many Homelite, Generac, Karcher, Briggs, Craftsman Power Stroke, Husky, Black Max, Himore, & Ridgid... more

$7.35

FREE shipping

go to store
Cash Acme 15836A-0150 .75" 150 PSI Temperature and Pressure Relief Valve

Cash Acme 15836A-0150 .75" 150 PSI Temperature and Pressure Relief Valve

Include a Cash Acme 15836A-0150 .75" Temperature and Pressure Relief Valve in your next home improvement project. It uses an inert thermal element to effectively isolate mineral deposits. The solid bronze Cash Acme pressure relief valve is CSA and... more

$18.28

go to store
150Lb Auto Relief Valve Watts Water Heater Repair Parts 100XL-8-150 098268432367

150Lb Auto Relief Valve Watts Water Heater Repair Parts 100XL-8-150 098268432367

Features- Aga certified asme rated 34 in- Mip inlet x 34 in- Fip outlet with test lever- Cast bronze body- Brass internal parts- Silicone seat disc- Stainless steel spring- Thermoplastic coated extension thermal element- Temperature relief setting is... more

$18.38

go to store
WATTS 100XL4 T P Relief Valve, 3/4 In. Inlet

WATTS 100XL4 T P Relief Valve, 3/4 In. Inlet

$50+ Orders Ship Free

T And P Valve, Residential, Material of Construction Bronze, BtuH Rating 100,000, Inlet 3/4 In, Outlet 3/4 In, MNPT x FNPT Connection, Height 3 1/2 In, Width 1 7/8 In, Thermostat Length 4 In, Preset Setting 150 PSI, Max Pressure 150 PSI, Temp 210 F,... more

$7.71

go to store
(50,000+)
Webstone Valve 50443 3/4" Hot and Cold Set of Full Port Forged Brass Ball Valves N/A

Webstone Valve 50443 3/4" Hot and Cold Set of Full Port Forged Brass Ball Valves N/A

3/4" Hot and Cold Set of Full Port Forged Brass Ball Valves with Hi-Flow Drain and Pressure Relief Valve Outlet - IPS Union x SWT from The Isolator E-X-P Series The Isolator E-X-P Tankless Water Heater Service Valve Kit Series Features: UPC Certified... more

$121.00 $96.80

FREE shipping

go to store

Build.com

(10,000+)
Rheem Water Heater Pressure Relief Valve to 500000 BTU AP9012B

Rheem Water Heater Pressure Relief Valve to 500000 BTU AP9012B

Rheem Water Heater Pressure Relief Valve to 500000 BTU Features: -Temperature: 210 degree.-Pressure: 150 PSI.-Country of Manufacture: United States.Specifications: -Output power: 500,000 BTU. AP9012B more

$132.14

FREE shipping

go to store
Speakman SEF-1850-TW Eyesaver Single Post Laboratory Faucet with Thermostatic Mixing Valve

Speakman SEF-1850-TW Eyesaver Single Post Laboratory Faucet with Thermostatic Mixing Valve

SpeakmanIn the event of a chemical eye burn, panic ensues. Our senses are rendered and instinct naturally takes over. Our reflexes instantly rush us to the nearest location of relief-the sink, safety showers, eyewash stations, etc� However, with the... more

$1,942.00 $1,456.50

go to store
Webstone Valve 40443WPR2 3/4" Hot and Cold Set of Full Port Forged Brass Ball Va N/A

Webstone Valve 40443WPR2 3/4" Hot and Cold Set of Full Port Forged Brass Ball Va N/A

3/4" Hot and Cold Set of Full Port Forged Brass Ball Valves with Hi-Flow Drain and Pressure Relief Valve Outlet - IPS Union x IPS from The Isolator E-X-P Series The Isolator E-X-P Tankless Water Heater Service Valve Kit Series Features: UPC Certified... more

$216.70 $173.36

FREE shipping

go to store

Build.com

(10,000+)
8 l Lead-Free Potable Water Thermal Expansion Tank

8 l Lead-Free Potable Water Thermal Expansion Tank

Free Shipping on Over 500K Items!

The Zurn Wilkins XT Series is designed for installation on potable water lines between the backflow preventer or pressure reducing valve and the water heater to protect against water thermal expansion. When system pressure increases, water enters the... more

$52.47

FREE shipping

go to store
18 l Lead-Free Potable Water Thermal Expansion Tank

18 l Lead-Free Potable Water Thermal Expansion Tank

Free Shipping on Over 500K Items!

The XT Series is designed for installation on potable water lines between the backflow preventer or pressure reducing valve and the water heater to protect against water thermal expansion. When system pressure increases, water enters the tank’s... more

$71.24

FREE shipping

go to store
Watts 0556008 LF40XL 1" Lead Free Automatic Reseating Temperature and Pressure R N/A

Watts 0556008 LF40XL 1" Lead Free Automatic Reseating Temperature and Pressure R N/A

LF40XL 1" Lead Free Automatic Reseating Temperature and Pressure Relief Valve The combined 2-in-1 temperature and pressure relief valve provides the least expensive and proven means for protection against both excessive temperature and pressure... more

$235.59

FREE shipping

go to store

Build.com

(10,000+)
PENTAIR KUNKLE VALVE 6010JHM01KM125 Safety Relief Valve,2in.x21/2in.,125psi

PENTAIR KUNKLE VALVE 6010JHM01KM125 Safety Relief Valve,2in.x21/2in.,125psi

$50+ Orders Ship Free

Safety Relief Valve, Body Material Bronze, Inlet Type MNPT, Outlet Type FNPT, Inlet Size 2 In., Outlet Size 21/2 In., Factory Set Pressure 125 psi, Disc Material Bronze, Overall Height 135/8 In., Application Air, Gas, Overall Length 33/8 In., Seat... more

$659.95

FREE shipping

go to store
(50,000+)
AO Smith ECT-52 Residential Electric Water Heater

AO Smith ECT-52 Residential Electric Water Heater

AO Smith ProMax ECT-52 Water Heater Residential Electric 52 Gal 240V 4.5/4.5KW Tall. Dynaclean Dip Tube. Coregard Aluminum Anode. Durable Tamper-Resistant Brass Drain Valve. CSA Certified and ASME Rated T&P Relief Valve. more

$469.22

FREE shipping

go to store
PENTAIR KUNKLE VALVE 6010DCM01KM200 Safety Relief Valve,1/2in.x3/4in.,200psi

PENTAIR KUNKLE VALVE 6010DCM01KM200 Safety Relief Valve,1/2in.x3/4in.,200psi

$50+ Orders Ship Free

Safety Relief Valve, Body Material Bronze, Inlet Type MNPT, Outlet Type FNPT, Inlet Size 1/2 In., Outlet Size 3/4 In., Factory Set Pressure 200 psi, Disc Material Bronze, Overall Height 61/2 In., Application Air, Gas, Overall Length 15/8 In., Seat... more

$237.51

FREE shipping

go to store
(50,000+)
Hatco - 03.02.022.00 - 150 PSI 3/4" Pressure Relief Valve

Hatco - 03.02.022.00 - 150 PSI 3/4" Pressure Relief Valve

Pressure/temperature relief valve; 3/4" NPT; 150 PSI limit; 210° temperature limit; 5" stem more

$61.62

go to store
Marathon Water Heater Vacuum Relief Valve

Marathon Water Heater Vacuum Relief Valve

Free Shipping on Over 500K Items!

Rheem PROTECH vacuum relief valves feature true OEM performance. These valves are specifically designed for tank protection. The valves prevent the build up of negative pressure which can unbalance the system or damage the storage vessel. The vacuum... more

$22.79

go to store
Reliance 6 20 SOMS K 20 Gallon Compact Mobile Home Electric Water Heater

Reliance 6 20 SOMS K 20 Gallon Compact Mobile Home Electric Water Heater

6 20 SOMS K Features: -Electric water heater.-Ideal for under counter or crawl space.-Inlet and outlet connections on side for easier installation in tight spaces.-Factory installed temperature and pressure relief valve.-Glass lined tank with anode rod... more

$352.93

FREE shipping

go to store
Apollo Valve 10-400 Series Bronze Safety Relief Valve, ASME Hot Water, 30 psi Set Pressure, 3/4" NPT Female

Apollo Valve 10-400 Series Bronze Safety Relief Valve, ASME Hot Water, 30 psi Set Pressure, 3/4" NPT Female

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" female National Pipe Thread (NPT) inlet connection, and a 3/4" female NPT outlet. The valve's body and nozzle are bronze... more

$17.97

go to store
Speakman SEF-1850-8-TW Eyesaver Single Post 8" Spout Laboratory Faucet with Thermostatic Mixing Valve

Speakman SEF-1850-8-TW Eyesaver Single Post 8" Spout Laboratory Faucet with Thermostatic Mixing Valve

SpeakmanOur senses become rendered in the event of a chemical eye burn we naturally react to crisis by instinctively scrambling to the nearest source of relief-the sink, safety showers, eyewash stations, etc� However, with the introduction of... more

$2,063.00 $1,547.25

go to store
Electric Pressure Cooker Part Regulator Relief Valve Silver Tone

Electric Pressure Cooker Part Regulator Relief Valve Silver Tone

Replacement safety valve for electric pressure cooker. Please make sure the dimension fits your electric pressure cooker for proper and safe functioning. more

$10.99 $5.15

FREE shipping

go to store
Kinetic 3/4" MPT Air Vent Vacuum Relief Valve w/ Protected Outlet

Kinetic 3/4" MPT Air Vent Vacuum Relief Valve w/ Protected Outlet

Air Vacuum Relief Valves deliver optimum performance and increased efficiency of a system by preventing back suctioning of debris into the lines. The Air Vacuum Relief Valve allows air to escape during the system s initial start and until the pipe or... more

$9.27

FREE shipping

go to store
Pressure Cooker Red Silver Tone Metal Plastic Safety Relief Valve

Pressure Cooker Red Silver Tone Metal Plastic Safety Relief Valve

Great replacement parts for pressure cooker, one is Safety Valve, the other is Relief Valve. Convenient for daily use. more

$10.99 $5.15

FREE shipping

go to store
Hatco BPRV Back Pressure Relief Valve for Hatco Water Heaters/Booster

Hatco BPRV Back Pressure Relief Valve for Hatco Water Heaters/Booster

The Water Heater Filter by Hatco: Back Pressure Relief Valve for Hatco Water Heaters/Booster, valve relieves pressure when unit is heating, on models that a check valve is required on the supply line, to be plumbed over an open site drain. more

$53.00 $47.70

go to store

KaTom

(5,000+)

More information about Plumbing Supplies

Best prices on Thermal relief valve in Plumbing Supplies online. Visit Bizrate to find the best deals on top brands. Read reviews on Home & Garden merchants and buy with confidence.