Vaillant Heat Pumps

Vaillant Spare Parts

Varmetec is a trusted UK supplier of Vaillant heat pump spare parts, providing installers, engineers, and homeowners with genuine components to maintain the efficiency and reliability of Vaillant’s renewable heating systems.

Our extensive range includes sensors, compressors, valves, control boards, fans, and circulation pumps — all tested and approved to Vaillant’s exacting standards. Whether you’re servicing an air source or ground source heat pump, Varmetec ensures quick access to the parts you need, backed by expert support.

Vaillant systems are renowned for their innovation and energy efficiency. Using genuine Vaillant spare parts ensures your system continues to perform as designed, offering consistent comfort and long-term savings.

We offer fast delivery across the UK and dedicated customer support to help identify the correct part for your system model.

At Varmetec, we’re committed to keeping renewable heating systems performing efficiently and sustainably. Trust us for authentic Vaillant spare parts that guarantee quality, reliability, and peace of mind.

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  • Nibe 10L Heating Expansion Vessel - 425890

    £69.51 GBP
    £69.51 GBP
    Nibe 10L Heating Expansion Vessel - 425890

  • Nibe Tundish - 424474

    £10.30 GBP
    £20.00 GBP £10.30 GBP
    Nibe Tundish - 424474
    Sale

What Our Customers Say

At Varmetec, we take pride in delivering reliable service, genuine components, and expert support that our customers can depend on. From installers and service engineers to homeowners and renewable energy specialists, our clients trust us to keep their systems performing at their best. Here’s what they have to say about working with Varmetec.

We’ve relied on Varmetec for all our heat pump parts over the past year, and their service has been exceptional. Orders arrive quickly, the parts are always genuine, and the team’s technical knowledge saves us valuable time on site. A dependable partner for any installer.

James H., Renewable Energy Engineer, Bristol

Finding the right replacement parts for our NIBE system used to be a challenge — until we discovered Varmetec. Their website made it easy to identify what we needed, and the parts arrived within two days. Great service, clear communication, and genuine components.

Laura P., Homeowner, Surrey

As a heat pump service engineer, speed and accuracy are everything. Varmetec consistently provides the right components when I need them most. Their support team knows the products inside out — it’s refreshing to deal with people who genuinely understand the industry.

Mark D., Heating Specialist, Manchester

Varmetec has become our go-to supplier for large-scale renewable projects. Their stock availability and delivery reliability have been excellent, even for less common parts. A professional company that’s truly committed to supporting the UK’s renewable heating market.

Sarah L., Project Manager, Sustainable Developments Ltd