Description

Vaillant 0020238986 Heat Exchanger (12plate) Fits Sustain 24 & 28 VUW Boilers

The Refurbished Vaillant Heat Exchanger – 0020238986 is a cost-effective, Vaillant component designed to restore optimal heating performance in Sustain 24 and Sustain 28 VUW combi boilers.

This professionally refurbished heat exchanger is fully cleaned, pressure-tested, and inspected to meet high standards — offering an economical and eco-friendly alternative to new replacements.

✅ Compatible Boiler Models & GC Numbers:

• Sustain 24 VUW 246/7-2 – GC Number: 47-044-79

• Sustain 28 VUW 286/7-2 – GC Number: 47-044-80

• Please note: Before placing your order you must check your part matches the Manufacturer Part Number stated above.

  Meanwhile, if you are looking for any Vaillant-related products please click the link: Vaillant Spares

  Also, for Diverter valves for vaillant please click the link: Vaillant Diverter Valves

  You can also check our whole range of PCBs for vaillant please click the link: Vaillant PCBS

  Here is also the list of Pumps for Vaillant please click the link: Vaillant Pump

  In case you are looking for Fans for Vaillant please click the link:Vaillant Fans

       Prices: Please note all prices are inclusive of VAT.

  At Heating and catering parts,

  We certainly strive to provide the best possible customer experience. Consequently, we understand that sometimes a product may not meet your expectations or requirements. That is why we offer a comprehensive 30-day return policy to ensure your satisfaction. Please read our full Return Policy

  We appreciate you buying from our store. Usually, If your order is received by 1:00 p.m. EST (Monday–Friday), we will ship the item the same day. You can count on us to deliver quickly and safely. In other words, we take pride in our prompt and trustworthy service and will do everything we can to ensure the safe arrival of your package.

• Please note that weekends are not included in our next-day delivery guarantee. Delivery for orders placed on Fridays (the next day) is on the following Monday. At the same time select the Saturday delivery option at checkout if you’d like your purchases delivered on a weekend day.

  In a word thank you for choosing us!

• FAQs

  1. What boilers is the Vaillant 0020238986 Heat Exchanger compatible with?

  The heat exchanger 0020238986 is compatible with Vaillant Sustain 24 VUW (GC 47-044-79) and Sustain 28 VUW (GC 47-044-80) boilers.

  2. Is the heat exchanger new or refurbished?

  This heat exchanger is professionally refurbished, fully cleaned, pressure-tested, and inspected to ensure reliable performance and long-term use.

  3. How do I know this part will fit my boiler?

  Check your boiler’s Manufacturer Part Number. This unit is designed specifically for Sustain 24 and 28 VUW models. Only order if the part number matches 0020238986.

  4. Does this heat exchanger come with a warranty?

  Yes, the heat exchanger comes with a 12-month warranty, offering assurance and support for your replacement part.

  5. Can I install this heat exchanger myself?

  For safety and compliance, installation should always be carried out by a Gas Safe registered engineer.