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Reliance 1/2"MBSP 312 Series Adjustable Pressure Reducing Valve

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Connection Size: 1/2" MBSP Union

Maximum working pressure: 16.0 bar

Adjustable set pressure: 1.5-6.0 bar

Pressure reduction ratio: 10:1


Body: DZR brass

Internal components: DZR brass

Seals: EPDM

Spring: Zinc plated spring steel

Strainer: Stainless steel

Diaphragm: EPDM

Cover: Glass filled nylon polymer


• WRAS Approved


• BSEN 1567

Availability: In stock

Excl. Tax: £44.84 Incl. Tax: £53.81

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The 312 Compact Series are a range of domestic pressure reducing valves adjustable between 1.5 – 6.0 bar for up to 45 degrees celsius. Specifically designed with compact efficiency in mind, all the working components are contained within one cartridge with two downstream test points at the base.

WRAS approved component ideal for domestic environments, the 312 Compact (cold) PRVs have a drop tight valve to control pressure and can be installed in any orientation with gauge ports located on either side of the valve’s base.


• Drop tight valve: controls the pressure under both flow and no-flow conditions

• One-piece, easy to replace cartridge contains all working parts

• Fully serviceable integral strainer to protect the seat of the valve

• Installation flexibility: can be installed in any orientation and is available in both hot and cold versions

• Gauge ports located on either side of the base of valve

Additional Information

Manufacturers Code PRED312001
SKU 475354
Brand Reliance
Condition New
EAN 5056084906108