Trustpilot
Find
For support call: 0330 100 3143
For Homeowners

Water Source Heat Pumps

At Vaillant, our water source heat pumps are a great, energy efficient for customers who live close to a body of water such as a stream, lake or river.

The flexoTHERM water source heat pumps are highly equality, quiet and ideal for projects that are aesthetically sensitive both during and after installation.

The heat pump utilises the nearby water source to produce around 75% of your heating and hot water needs; reducing your customers electricity consumption for heating and cooling to around 25% of what you would typically expect to pay.

If you’re looking to start fitting water source heat pumps, discover the flexoTHERM where you can learn more about how it heat pumps work. If you’ve been fitting heat pumps for a while but want a refresh, check out our heat pump courses on the Vaillant Academy here.

flexoTHERM water source heat pump

  • flexoTHERM and fluoCOLLECT for water source applications
  • MCS accredited and Quiet Mark approved*
  • Ideal for properties that have an accessible water source on-site
  • ErP rated A+++ when installed with VRC 700 or VRC 700f

Explore our range heat pump courses with the Vaillant Academy

At Vaillant, we pride ourselves on being at the forefront of technology and sharing our expertise. That's why, we offer a wide range of training courses to support our installers. From practical hands-on courses hosted nationwide through our Centres of Excellence, to on-demand training available via the Vaillant Academy, and accredited courses to further expand your knowledge.

In The Know

Read our installer hub and listen to The Vaillant Podcast

The Heat Pump Journey

Check out our industry leading training for heat pumps on the Vaillant Academy.

Vaillant Advance

Sign up to Advance here

The Vaillant Hare

Meet The Vaillant Hare - our new furry new friend!