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Pressure Relief Valves

Where pressure overload might lead to catastrophic failure in a system, pressure relief valves are essential. The pressure valves, or PRVs, work by opening when a pressure limit has been reached, and diverting either gas, liquid, or liquid-gas mixtures away from the system. How this is achieved depends on the system, but it usually relies on the medium following the path of least resistance off...

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BD 5.643

Each (Exc. Vat)

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RS Pro
22 mm
0.5bar
+120°C
Hot Water
-
-
-
-
Compression

BD 6.055

Each (Exc. Vat)

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RS Pro
22 mm
0.5bar
+120°C
Hot Water
-
-
-
-
Compression

BD 11.627

Each (Exc. Vat)

Add to basket
Reliance Water Controls
1/2 in BSP Female
3bar
+140°C
Hot Water
BSP 1/2
Brass
Female
1/2in
BSP
Watts 7bar Pressure Relief Valve With
RS Stock No.: 178-0050Brand: WattsManufacturers Part No.: 2252550

BD 9.245

Each (Exc. Vat)

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Watts
-
7bar
-
-
-
-
-
3/4in
-

BD 14.839

Each (Exc. Vat)

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Reliance Water Controls
3/4 in BSP Female
3bar
+140°C
Hot Water
BSP 3/4
Brass
Female
3/4in
BSP
Amphenol Industrial Pressure Relief Valve With
RS Stock No.: 276-9121Brand: Amphenol IndustrialManufacturers Part No.: VENT-PR1NBK-O8001

BD 11.418

Each (Exc. Vat)

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Amphenol Industrial
-
-
+120°C
Air
-
-
-
-
-
Amphenol Industrial Pressure Relief Valve With Male Metric 20 mm Connection
RS Stock No.: 276-9117Brand: Amphenol IndustrialManufacturers Part No.: VENT-MS4NME-O8002

BD 19.349

Each (Exc. Vat)

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Amphenol Industrial
20 mm
-
+150°C
Air
-
-
Male
-
Metric
Amphenol Industrial Pressure Relief Valve With Male Metric 20 mm Connection
RS Stock No.: 276-9116Brand: Amphenol IndustrialManufacturers Part No.: VENT-MS4NME-O8001

BD 8.927

Each (Exc. Vat)

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Amphenol Industrial
20 mm
-
+150°C
Air
-
-
Male
-
Metric
Amphenol Industrial Pressure Relief Valve With Male Metric 40 mm Connection
RS Stock No.: 276-9120Brand: Amphenol IndustrialManufacturers Part No.: VENT-MS5NME-O8002

BD 23.815

Each (Exc. Vat)

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Amphenol Industrial
40 mm
-
+150°C
Air
-
-
Male
-
Metric
Amphenol Industrial Pressure Relief Valve With Male Metric 40 mm Connection
RS Stock No.: 276-9118Brand: Amphenol IndustrialManufacturers Part No.: VENT-MS5NBK-O8001

BD 16.373

Each (Exc. Vat)

Add to basket
Amphenol Industrial
40 mm
-
+150°C
Air
-
-
Male
-
Metric
Amphenol Industrial Pressure Relief Valve With Male Metric 40 mm Connection
RS Stock No.: 276-9119Brand: Amphenol IndustrialManufacturers Part No.: VENT-MS5NME-O8001

BD 16.373

Each (Exc. Vat)

Add to basket
Amphenol Industrial
40 mm
-
+150°C
Air
-
-
Male
-
Metric
SMC 10bar Pressure Relief Valve With Female G 1 in G Connection and a 12.7mm Exhaust Port
RS Stock No.: 270-5037Brand: SMCManufacturers Part No.: VHS50-F10B

BD 40.079

Each (Exc. Vat)

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SMC
1 in G
10bar
+60°C
Air
12.7mm
-
Female
-
G
SMC 10bar Pressure Relief Valve With Female G 3/4 in G Connection and a 12.7mm Exhaust Port
RS Stock No.: 270-5034Brand: SMCManufacturers Part No.: VHS40-F06A

BD 27.951

Each (Exc. Vat)

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SMC
3/4 in G
10bar
+60°C
Air
12.7mm
-
Female
-
G
SMC 10bar Pressure Relief Valve With Female G G 1/2 Connection and a 3/8mm Exhaust Port
RS Stock No.: 288-7003Brand: SMCManufacturers Part No.: VHS40-F04B

BD 21.147

Each (Exc. Vat)

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SMC
G 1/2
10bar
+60°C
Air
3/8mm
-
Female
-
G
SMC 10bar Pressure Relief Valve With Female G G 1/4 Connection and a 1/8mm Exhaust Port
RS Stock No.: 288-7002Brand: SMCManufacturers Part No.: VHS20-F02B

BD 13.343

Each (Exc. Vat)

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SMC
G 1/4
10bar
+60°C
Air
1/8mm
-
Female
-
G
SMC 10bar Pressure Relief Valve With and a 3/8mm Exhaust Port
RS Stock No.: 288-7004Brand: SMCManufacturers Part No.: VHS40PW-190AS

BD 2.233

Each (Exc. Vat)

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SMC
-
10bar
+60°C
Air
3/8mm
-
-
-
-
SMC 15bar Pressure Relief Valve With Female G 3/8 in G Connection and a 6.35mm Exhaust Port
RS Stock No.: 270-5033Brand: SMCManufacturers Part No.: VHS30-F03B

BD 15.691

Each (Exc. Vat)

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SMC
3/8 in G
15bar
+90°C
For Connecting to FRL Units
6.35mm
-
Female
-
G
SMC 1bar Pressure Relief Valve With Female G 3/4 in G Connection and a 1/2mm Exhaust Port
RS Stock No.: 270-5036Brand: SMCManufacturers Part No.: VHS50-F06B

BD 39.116

Each (Exc. Vat)

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SMC
3/4 in G
1bar
+60°C
Air
1/2mm
-
Female
-
G
Siemens Pressure Relief Valve With Female G 1/4 in G Connection
RS Stock No.: 287-8847Brand: SiemensManufacturers Part No.: VPF43.200F280

BD 8,325.933

Each (Exc. Vat)

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Siemens
1/4 in G
-
+110°C
Combined With Variable Speed Pumps, Hvac Systems
-
-
Female
-
G
Siemens Pressure Relief Valve With Female G 1/4 in G Connection
RS Stock No.: 287-8848Brand: SiemensManufacturers Part No.: VPF44.50F15

BD 704.919

Each (Exc. Vat)

Add to basket
Siemens
1/4 in G
-
+120°C
Heating, Ventilation And Air Conditioning Systems
-
-
Female
-
G