Pressure Relief Valve for Vaillant ecoFIT ecoTEC Plus Pro VU VUW Boiler 3 Bar 1/2" Safety PRV (178985)

Pressure Relief Safety Valve (PRV) for Vaillant Boilers (3 Bar, 1/2" BSP)

Brand new, premium quality pressure relief safety valve (commonly known as a PRV) for Vaillant boilers. Expertly designed to automatically release pressure when it exceeds the safe limit of 3 bar, preventing damage to the boiler and associated components such as the heat exchanger or pump. This valve helps to maintain the correct operating pressure which ensures the boiler runs efficiently and prolongs its lifespan.

Specifications:
Equivalent to Genuine Part Number: 178985
Threaded Connection: 1/2" BSP (for 15mm pipes)
Push Fit Connection: 20mm Outer Diameter / 13mm Inner Diameter
Height: 70mm
Width: 45mm
***Please see images for detailed illustration of listed measurements***
Maximum Working Pressure: 3 Bar
Material: Brass

Product Features:
Automatically releases pressure when safe pressure limit of 3 bar is exceeded
Lever offers the option of manual operation to test or reset valve if required
Protects the pressure vessel or installation (e.g. boiler / pipe) against bursting due to high pressure
Prevents damage to the boiler and associated components such as the heat exchanger or pump
Made with premium quality brass for excellent heat resistance, stability and durability
1/2" BSP connection suitable for use with all standard 15mm pipes
Helps to ensure the boiler runs efficiently and prolongs its lifespan

Fits Models:

For VAILLANT

ecoFIT Pure 612 System VU 126/6-3 (H-GB)
ecoFIT Pure 615 System VU 156/6-3 (H-GB)
ecoFIT Pure 618 System VU 186/6-3 (H-GB)
ecoFIT Pure 625 System VU 256/6-3 (H-GB)
ecoFIT Pure 630 System VU 306/6-3 (H-GB)
ecoFIT Pure 825 Combi VUW 256/6-3 (H-GB)
ecoFIT Pure 830 Combi VUW 306/6-3 (H-GB)
ecoFIT Pure 835 Combi VUW 356/6-3 (H-GB)
ecoTEC Exclusive 627 VU 256/5-7
ecoTEC Exclusive 835 VUW 356/5-7
ecoTEC Exclusive 843 VUW 436/5-7
ecoTEC Plus 612 VU 126/3-5 (2005)
ecoTEC Plus 612 VU 126/3-5 R1 (2005-2012)
ecoTEC Plus 612 VU 126/5-5 (2012)
ecoTEC Plus 612 VU 126/5-5 A R4 (2015+)
ecoTEC Plus 612 VU 126/5-5 R6 (2017+)
ecoTEC Plus 612 VU 126/5-5 R1 (2012-2013)
ecoTEC Plus 612 VU 126/5-5 R2 (2013-2015)
ecoTEC Plus 612 VU 126/5-5 R4 (2015)
ecoTEC Plus 615 VU 156/3-5 (2005)
ecoTEC Plus 615 VU 156/3-5 R1 (2005-2012)
ecoTEC Plus 615 VU 156/5-5 (2012)
ecoTEC Plus 615 VU 156/5-5 A R4 (2015+)
ecoTEC Plus 615 VU 156/5-5 R6 (2017+)
ecoTEC Plus 615 VU 156/5-5 R1 (2012-2013)
ecoTEC Plus 615 VU 156/5-5 R2 (2013-2015)
ecoTEC Plus 615 VU 156/5-5 R4 (2015)
ecoTEC Plus 618 VU 186/3-5 (2005)
ecoTEC Plus 618 VU 186/3-5 R1 (2005-2012)
ecoTEC Plus 618 VU 186/5-5 LPG (2012)
ecoTEC Plus 618 VU 186/5-5 NG (2012)
ecoTEC Plus 618 VU 186/5-5 A R4 LPG (2015+)
ecoTEC Plus 618 VU 186/5-5 A R4 NG (2015+)
ecoTEC Plus 618 VU 186/5-5 R6 LPG (2017+)
ecoTEC Plus 618 VU 186/5-5 R6 NG (2017+)
ecoTEC Plus 618 VU 186/5-5 R1 LPG (2012-2013)
ecoTEC Plus 618 VU 186/5-5 R1 NG (2012-2013)
ecoTEC Plus 618 VU 186/5-5 R2 LPG (2013-2015)
ecoTEC Plus 618 VU 186/5-5 R2 NG (2013-2015)
ecoTEC Plus 618 VU 186/5-5 R4 LPG (2015)
ecoTEC Plus 618 VU 186/5-5 R4 NG (2015)
ecoTEC Plus 624 VU 246/3-5 (2005)
ecoTEC Plus 624 VU 246/3-5 R1 (2005-2012)
ecoTEC Plus 624 VU 246/5-5 (2012)
ecoTEC Plus 624 VU 246/5-5 A R4 (2015+)
ecoTEC Plus 624 VU 246/5-5 R6 (2017+)
ecoTEC Plus 624 VU 246/5-5 R1 (2012-2013)
ecoTEC Plus 624 VU 246/5-5 R2 (2013-2015)
ecoTEC Plus 624 VU 246/5-5 R4 (2015)
ecoTEC Plus 630 VU 306/3-5 (2005)
ecoTEC Plus 630 VU 306/3-5 R1 (2005-2012)
ecoTEC Plus 630 VU 306/5-5 LPG (2012)
ecoTEC Plus 630 VU 306/5-5 NG (2012)
ecoTEC Plus 630 VU 306/5-5 A R4 LPG (2015+)
ecoTEC Plus 630 VU 306/5-5 A R4 NG (2015+)
ecoTEC Plus 630 VU 306/5-5 R6 LPG (2017+)
ecoTEC Plus 630 VU 306/5-5 R6 NG (2017+)
ecoTEC Plus 630 VU 306/5-5 R1 LPG (2012-2013)
ecoTEC Plus 630 VU 306/5-5 R1 NG (2012-2013)
ecoTEC Plus 630 VU 306/5-5 R2 LPG (2013-2014)
ecoTEC Plus 630 VU 306/5-5 R2 NG (2013-2014)
ecoTEC Plus 630 VU 306/5-5 R4 LPG (2015)
ecoTEC Plus 630 VU 306/5-5 R4 NG (2015)
ecoTEC Plus 637 VU 376/3-5 R1 (2006-2012)
ecoTEC Plus 637 VU 376/5-5 (2012)
ecoTEC Plus 637 VU 376/5-5 A R4 (2015+)
ecoTEC Plus 637 VU 376/5-5 R1 (2012-2013)
ecoTEC Plus 637 VU 376/5-5 R2 (2013-2014)
ecoTEC Plus 637 VU 376/5-5 R4 (2015)
ecoTEC Plus 637 VU 386/5-5 R 6 (2017+)
ecoTEC Plus 824 VUW 246/3-5 (2005-2012)
ecoTEC Plus 824 VUW 246/3-5 R1 (2005-2011)
ecoTEC Plus 824 VUW 246/3-5 R3 (2011-2012)
ecoTEC Plus 824 VUW 246/5-5 (2012)
ecoTEC Plus 824 VUW 246/5-5 R1 (2012-2013)
ecoTEC Plus 824 VUW 246/5-5 R2 (2013-2015)
ecoTEC Plus 824 VUW 246/5-5 R4 (2015)
ecoTEC Plus 825 VUW 196/5-5 R6 (2017+)
ecoTEC Plus 825 VUW 256/5-5 R4 (2015+)
ecoTEC Plus 831 VUW 316/3-5 (2005-2013)
ecoTEC Plus 831 VUW 316/3-5 R1 (2005-2011)
ecoTEC Plus 831 VUW 316/3-5 R3 (2011-2012)
ecoTEC Plus 831 VUW 316/3-5 R5 (2013)
ecoTEC Plus 831 VUW 316/5-5 LPG (2012)
ecoTEC Plus 831 VUW 316/5-5 NG (2012)
ecoTEC Plus 831 VUW 316/5-5 R1 LPG (2012-2013)
ecoTEC Plus 831 VUW 316/5-5 R1 NG (2012-2013)
ecoTEC Plus 831 VUW 316/5-5 R2 LPG (2013-2015)
ecoTEC Plus 831 VUW 316/5-5 R2 NG (2013-2015)
ecoTEC Plus 831 VUW 316/5-5 R4 LPG (2015)
ecoTEC Plus 831 VUW 316/5-5 R4 NG (2015)
ecoTEC Plus 832 VUW 246/5-5 R6 LPG (2017+)
ecoTEC Plus 832 VUW 246/5-5 R6 NG (2017+)
ecoTEC Plus 832 VUW 326/5-5 R4 (2015+)
ecoTEC Plus 835 VUW 306/5-5 R6 (2017+)
ecoTEC Plus 835 VUW 356/5-5 R4 (2015+)
ecoTEC Plus 837 VUW 376/3-5 R1 (2006-2011)
ecoTEC Plus 837 VUW 376/3-5 R3 (2011-2012)
ecoTEC Plus 837 VUW 376/5-5 (2012)
ecoTEC Plus 837 VUW 376/5-5 R1 (2012-2013)
ecoTEC Plus 837 VUW 376/5-5 R2 (2013-2014)
ecoTEC Plus 837 VUW 376/5-5 R4 (2014-2015)
ecoTEC Plus 838 VUW 286/5-5 R6 (2017+)
ecoTEC Plus 838 VUW 386/5-5 R4 (2015+)
ecoTEC Plus 937 VUI 376/3-5 (2006-2012)
ecoTEC Plus 937 VUI 376/5-5 (2012)
ecoTEC Plus 937 VUI 376/5-5 R1 (2012-2013)
ecoTEC Plus 937 VUI 376/5-5 R2 (2013-2014)
ecoTEC Plus 937 VUI 376/5-5 R4 (2014-2015)
ecoTEC Plus 938 VUI 286/5-5 R6 (2017+)
ecoTEC Plus 938 VUI 386/5-5 R4 (2015+)
ecoTEC Pro 22 VU 226/5-3 A R4
ecoTEC Pro 22 VU 226/5-3 R4
ecoTEC Pro 24 VUW 246/3-3 R1 (2006-2008)
ecoTEC Pro 24 VUW 246/3-3 R2 (2008-2012)
ecoTEC Pro 24 VUW 246/5-3 (2012)
ecoTEC Pro 24 VUW 246/5-3 R1 (2012-2013)
ecoTEC Pro 24 VUW 246/5-3 R2 (2013-2015)
ecoTEC Pro 24 VUW 246/5-3 R4 (2015-2017)
ecoTEC Pro 24 VUW 246/5-3 R4 (2015)
ecoTEC Pro 28 VUW 286/3-3 R1 (2005-2008)
ecoTEC Pro 28 VUW 286/3-3 R2 (2008-2012)
ecoTEC Pro 28 VUW 286/5-3 LPG (2012)
ecoTEC Pro 28 VUW 286/5-3 NG (2012)
ecoTEC Pro 28 VUW 286/5-3 R1 LPG (2012-2013)
ecoTEC Pro 28 VUW 286/5-3 R1 NG (2012-2013)
ecoTEC Pro 28 VUW 286/5-3 R2 LPG (2013-2015)
ecoTEC Pro 28 VUW 286/5-3 R2 NG (2013-2015)
ecoTEC Pro 28 VUW 286/5-3 R4 (2015–2017)
ecoTEC Pro 28 VUW 286/5-3 R4 LPG (2015–2017)
ecoTEC Pro 28 VUW 286/5-3 R4 NG (2015)
ecoTEC Pro 30 VUW 306/5-3 R4 (2015+)
Home Combi 25-A
Home Combi 30-A
Home Combi 35-A
Home System 12-A
Home System 15-A
Home System 18-A
Home System 25-A
Sustain 24 VUW 246/7-2
Sustain 28 VUW 286/7-2
Sustain 34 VUW 346/7-2
Sustain 825 VUW 256/6-3 (H-GB)
Sustain 830 VUW 306/6-3 (H-GB)
Sustain 835 VUW 356/6-3 (H-GB)
VWZ MEH 61 (2013+)
VWZ MWT 150 (2013+)

This product is designed to be compatible with the specified brand(s) and is not the original part. The name, model names and any part numbers of the original manufacturer(s) have been used for reference purposes only and are in no way associated with the original parts or manufacturer.