Vaillant Diverter Valve Cartridge Repair Kit 0020020015 / 178978 / 0020132682

Vaillant Diverter Valve Cartridge Replacement

The Vaillant diverter valve cartridge, available under repair kit part numbers 0020020015 and 0020132682, is a genuine replacement designed to resolve switching problems in Vaillant Ecotec boilers. If your system is struggling to switch between heating and hot water, this Vaillant diverter valve repair kit can help restore correct operation.

Suitable for a wide range of Ecotec Plus and Ecotec Pro models, it provides a reliable and cost-effective repair without requiring the complete diverter valve to be replaced.

Engineers and installers use this cartridge kit to fix common valve faults quickly and effectively.

Vaillant Diverter Valve Repair Kit Compatibility

This diverter valve repair kit is compatible with the following Vaillant boilers:

Before ordering the Diverter Valve Cartridge Repair Kit, check your boiler model and confirm that the diverter valve part number is 0020020015 or 0020132682.

For any Vaillant diverter valves, please click the link below:

Vaillant Diverter Valves

For any Vaillant-related products, please click the link below:

Vaillant Spares

Why Choose This Product?

This Vaillant diverter valve repair kit allows worn internal components to be replaced quickly and efficiently without removing the complete valve assembly. It helps reduce repair costs and downtime while restoring smooth switching between heating and hot water.

Trusted by engineers, this kit provides a professional-quality repair backed by manufacturer-grade quality.

Prices: Please note that all prices are inclusive of VAT.

At Heating and Catering Parts, we aim to provide the best possible customer experience. However, we understand that a product may occasionally not meet your expectations or requirements. That is why we offer a comprehensive 30-day return policy to help ensure your satisfaction. Please read our full Return Policy.

We appreciate you purchasing from our store. Orders received by 3:00 p.m. EST, Monday to Friday, will be shipped on the same day. You can rely on us to deliver your order quickly and safely.

We take pride in providing prompt and dependable service and will do everything possible to ensure the safe arrival of your package. Please note that weekends are not included in our next-day delivery guarantee.

Next-day delivery for orders placed on Fridays will be made on the following Monday. To receive your order on a weekend, select the Saturday delivery option at checkout.

Thank you for choosing us!

Vaillant diverter valve cartridge designed to restore smooth switching between central heating and hot water.

Suitable for diverter valve part numbers 0020020015 and 0020132682.

Supplied brand new with a 12-month warranty.

Compatible with a wide range of Vaillant Ecotec Plus and Ecotec Pro boilers.

Includes the complete Vaillant diverter valve repair kit components, including the required seals.