Worcester Pressure Relief Valve Prv Zcvlv018 3Bar

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Worcester Pressure Relief Valve (PRV) 3 Bar – Part No. ZCVLV018
Genuine Safety Component for Worcester Bosch Boilers

Product Summary

The Worcester 3 Bar Pressure Relief Valve (PRV) with part number ZCVLV018 is an essential safety device designed for Worcester Bosch sealed system and combi boilers. It plays a critical role in protecting your boiler and heating system from excessive pressure build-up by safely releasing water when the internal system pressure exceeds 3 bar.

Whether you’re carrying out preventative maintenance or replacing a failed valve, this genuine Worcester part ensures continued safe operation and compliance with boiler safety standards.

Key Features

• 3 bar pressure rating – industry-standard for sealed heating systems

• Authentic Worcester Bosch spare part – designed for a perfect fit

• Automatic discharge function – protects against overpressure

• 15mm compression connection – easy to install and replace

• Durable, corrosion-resistant construction for long service life

• Ideal for both professional servicing and home repairs

Compatible Boiler Models

This Worcester PRV ZCVLV018 is compatible with various models in the Worcester Bosch Greenstar range and others, including:

• Worcester Greenstar 24i/28i Junior

• Worcester Greenstar 25Si/30Si Compact

• Worcester Greenstar 24i/30i System Boilers

• Worcester Greenstar CDi Classic and Compact models

Check your boiler manual or consult your installer to confirm compatibility before purchasing.

When to Replace the PRV

• Water leaking continuously from the PRV discharge pipe

• Loss of system pressure without clear cause

• Visual signs of corrosion or limescale buildup

• During scheduled servicing or after high-pressure events

Technical Specifications

• Manufacturer: Worcester Bosch

• Part Number: ZCVLV018

• Pressure Setting: 3 Bar

• Connection Size: 15mm compression

• Material: Brass and polymer construction

• Application: Sealed central heating systems