Free Shipping on All Orders!

Pressure Valves

Compare (0/5)

143 products

Watts 3/4" 174A Bronze Boiler Pressure Relief Valve, 60 psi, Discharge Line Flood Sensor Included - F274547

Watts 3/4" 174A Bronze Boiler Pressure Relief Valve, 60 psi, Discharge Line Flood Sensor Included - F274547

SKU #: WATF274547   |   MPN #: F274547
$399.02
$399.02 $0.00
MSRP: $529

Special Order. Expect 4-6 weeks for delivery, subject to change

Bronze 3/4" automatic reseating temperature and pressure relief valve with green label cap, discharge line flood sensor, and

Watts 3/4" Bronze Automatic Reseating Temperature and Pressure Relief Valve, 150 psi, 210 degree F, 2" Coated Thermostat, Discharge Line Flood Sensor Included - F156481

SKU #: WATF156481   |   MPN #: F156481
$607.59
$607.59 $0.00
MSRP: $811.50

Available in stock

Brass pressure relief valve with threaded ports, adjustment screw, and silver test lever handle on top.

Watts 3/4" Lead Free Poppet Type Pressure Relief Valve with Test Lever and 3/4" NPT Female Drain Outlet, Set at 150 psi - 0556050

SKU #: WAT0556050   |   MPN #: 0556050
$236.40
$236.40 $0.00
MSRP: $312.50

Special Order. Expect 4-6 weeks for delivery, subject to change

Bronze temperature and pressure relief valve with lever handle and white extension thermostat tube.

Watts 3/4" Lead Free Self Closing Temperature and Pressure Relief Valve, 150 psi, 210 Degree F, Test Lever, 8" Extension Thermostat - 0556001

SKU #: WAT0556001   |   MPN #: 0556001
$68.43
$68.43 $0.00
MSRP: $80

Available in stock

Brass pressure reduce valve with 3/4" threaded connections and adjustable cap on top.

Legend Valve 3/4" T50 NL Pressure Reduce Valve 75-150 - 111-304NL

SKU #: LEG111304NL   |   MPN #: 111-304NL
$19.09
$19.09 $0.00
MSRP: $20.79

Special Order. Expect 4-6 weeks for delivery, subject to change

Brass pressure reduce valve with 1/2" T-connections, threaded inlet and outlet ports, and adjustable cap on top.

Legend Valve 1/2" T50 NL Pressure Reduce Valve 75-150 - 111-302NL

SKU #: LEG111302NL   |   MPN #: 111-302NL
$18.31
$18.31 $0.00
MSRP: $19.35

Special Order. Expect 4-6 weeks for delivery, subject to change

Brass pressure reduce valve with 1/2" threaded connections, cylindrical body with adjustment cap on top.

Legend Valve 1/2" T50NL Pressure Reduce Valve 100-150 - 111-303NL

SKU #: LEG111303NL   |   MPN #: 111-303NL
$18.31
$18.31 $0.00
MSRP: $19.35

Special Order. Expect 4-6 weeks for delivery, subject to change

3/4" brass boiler relief valve with female inlet/outlet connections and red adjustment cap.

Watts 0358553 Series 374A-30 Hot Water Boiler Relief Valve, 3/4" Female I/O

SKU #: WATF358553   |   MPN #: F358553
$130.57
$130.57 $0.00
MSRP: $196.50

Available in stock

Brass hot water relief valve with gray lever handle and brown label, shown with threaded connector piece.

Watts 0382008 Series 740-030 Hot Water Boiler Relief Valve, 3/4" Raised Seat

SKU #: WATF382008   |   MPN #: F382008
$244.31
$244.31 $0.00
MSRP: $477.50

Available in stock

Brass pressure relief valve with black and white regulator body and attached round pressure gauge dial.

Caleffi 535551HA PressCal PRV ASSE 1003, 3/4" PEX Expansion w/ Pressure Gauge

SKU #: CALE535551HA   |   MPN #: 535551HA
$129.95
$129.95 $0.00
MSRP: $161

Special Order. Expect 4-6 weeks for delivery, subject to change

Brass pressure relief valve with 1/2" sweat connections, black and white adjustment cap, and attached round pressure gauge wi

Caleffi 535941HA PressCal PRV ASSE 1003, 1/2" Sweat w/ Pressure Gauge

SKU #: CALE535941HA   |   MPN #: 535941HA
$118.56
$118.56 $0.00
MSRP: $147

Special Order. Expect 4-6 weeks for delivery, subject to change

Caleffi 535059A AutoFill 3/4" Union Sweat w/ Pressure Gauge

SKU #: CALE535059A   |   MPN #: 535059A
$144.94
$144.94 $0.00
MSRP: $182

Available in stock

Brass AutoFill combo valve assembly with gray cap and press-fit 1/2" connections.

Caleffi 573006A COMBO AutoFill 1/2" Press X 1/2" Press ASSE 1012

SKU #: CALE573006A   |   MPN #: 573006A
$220.11
$220.11 $0.00
MSRP: $283

Available in stock

Brass pressure reducing valve with white and black regulator cap, attached round pressure gauge, and 1/2" NPT female connecti

Caleffi 535341HA PressCal PRV ASSE 1003, Female 1/2" NPT w/ Pressure Gauge

SKU #: CALE535341HA   |   MPN #: 535341HA
$127.16
$127.16 $0.00
MSRP: $161

Special Order. Expect 4-6 weeks for delivery, subject to change

Brass expansion tank with gray cap and attached pressure gauge showing scale from 0-3 bar.

Caleffi 535068A AutoFill 1" Union Pex Expansion w/ Pressure Gauge

SKU #: CALE535068A   |   MPN #: 535068A
$167.52
$167.52 $0.00
MSRP: $197

Special Order. Expect 4-6 weeks for delivery, subject to change

Brass AutoFill valve with gray cap and attached pressure gauge with red needle on white dial.

Caleffi 535061A AutoFill 1" Union MNPT w/ Pressure Gauge

SKU #: CALE535061A   |   MPN #: 535061A
$155.29
$155.29 $0.00
MSRP: $196

Special Order. Expect 4-6 weeks for delivery, subject to change

Brass pressure relief valve with copper press union inlet, female threaded outlet, and attached pressure gauge.

Caleffi 533651HA PressCal Compact PRV ASSE 1003, Single Union 3/4" press union in, FNPT out, gauge

SKU #: CALE533651HA   |   MPN #: 533651HA
$80.69
$80.69 $0.00
MSRP: $91.50

Special Order. Expect 4-6 weeks for delivery, subject to change

Brass pressure reducing valve with 1 inch NPT connections and attached pressure gauge.

Caleffi 536063A Pressure Reducing 1 Inch NPT Brass

SKU #: CALE536063A103   |   MPN #: 536063A 103
$433.21
$433.21 $0.00
MSRP: $582

Special Order. Expect 4-6 weeks for delivery, subject to change

Brass pressure relief valve with black and white body, attached pressure gauge, and threaded ports.

Caleffi 535651HA PressCal PRV ASSE 1003, 3/4" Press w/ Pressure Gauge

SKU #: CALE535651HA   |   MPN #: 535651HA
$142.44
$142.44 $0.00
MSRP: $178

Special Order. Expect 4-6 weeks for delivery, subject to change

Brass pressure relief valve with dual copper unions and attached pressure gauge.

Caleffi 536053A 106 PressCal HP PRV ASSE 1003 Dual Union 3/4" press

SKU #: CALE536053A106   |   MPN #: 536053A 106
$363.26
$363.26 $0.00
MSRP: $484

Special Order. Expect 4-6 weeks for delivery, subject to change

Free Shipping on Everything!
30 Days Free Returns
Secure Payment
Expert Customer Support