Description

Vaillant Ecotec Plus 637 VU Heat Exchanger VU376/3-5r1 MPN 0020025040 0020135134

This Vaillant Heat Exchanger VU376/3-5r1 0020025040 0020135134 is a fully refurbished part taken from a completely functioning boiler. The quality of the product is assured as all our products are refurbished to the highest standard and quality checked by our experienced engineering team. However, the product might have slight cosmetic marks as it is a part of used boiler. All our refurbished products come with 12 months warranty.

This part fits the following boilers:

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

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     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!

Frequently Asked Questions

1. Which boilers are compatible with this heat exchanger?

This Vaillant Ecotec Plus heat exchanger fits the following models: Ecotec Plus 637 VU 376/3-5 R1 (2006–2012), Ecotec Plus 837 VUW 376/3-5 R1 (2006–2011), Ecotec Plus 837 VUW 376/3-5 R3 (2011–2012), and Ecotec Plus 937 VUI 376/3-5 (2006–2012). Always confirm your manufacturer part number before ordering.

2. Is this a new or refurbished part?

This is a fully refurbished Vaillant heat exchanger. It has been removed from a working boiler, refurbished to the highest standard, and quality-tested by experienced engineers. Cosmetic marks may be present due to prior use.

3. Does this part come with a warranty?

Yes, all refurbished Vaillant heat exchangers, including this model, come with a 12-month warranty covering workmanship and functionality.

4. How is the quality of the refurbished part ensured?

Each part is carefully inspected and tested by our experienced engineering team to ensure it meets strict quality and performance standards. Refurbished parts are restored to full working condition before being shipped.

5. What should I check before placing an order?

Before ordering, always check that your boiler matches the manufacturer part number (MPN 0020025040 / 0020135134). Ordering the wrong part can affect compatibility and may result in additional shipping or restocking requirements.