flexoTHERM | Vaillant

Flexible choice of different heat energy sources
Silent operation with Quiet Mark accreditation
Can be adjusted to different requirements of optimal hot water comfort
Reliable product quality produced in Germany
Compatiable with the myVAILLANT app meaning you can manage your heating and hot water needs remotely.

Our flexoTHERM multi-source heat pump can use environmental energy from either the air, ground or water to efficiently heat your home. Hot water preparation can also be tailored precisely to your needs with a Vaillant heat pump cylinder.

Ideal for:

Heating

Multi-source heat pump
A versatile heating system

Multi-source heat pump

The flexoTHERM draws natural thermal energy into a building from the air, ground or water depending on your home.
Smart and flexible
The flexoTHERM modular system can be easily adapted
Smart and flexible
Due to its multi-functionality, the flexoTHERM can be installed to suit your requirements.
It can be a ground source heat pump when connected to a ground loop, an air source heat pump when connected to an aroCOLLECT air source brine collector module or water source heat pump when connected to the fluoCOLLECT module.
Multiple outputs available in 400V:
5kW
8kW
11kW
15kW
19kW
Quiet Mark awarded*
Incredibly quiet during operation

Quiet Mark awarded*

flexoTHERM is one of the quietest heat pumps on the market, as its Quiet Mark award demonstrates.
*The 400V 5, 8 and 15kW have been awarded Quiet Mark.
Suitable for years to come
Long service life and low maintenance

Suitable for years to come

The flexoTHERM's robust design means it requires very little maintenance (yearly checks are advised but not required).
The average lifespan of our heat pumps can range from 20-25 years.