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The flexoTHERM multi-source heat pump

A smart and flexible multi-source heating system that uses renewable heat sources from the ground, water or air

  • flexoTHERM is one of our greenest heating systems, because it uses renewable sources to create free energy
  • The heat pump come in different sizes of heat output to suit your property, with 5, 8, 11, 15 and 19kW models available
  • It’s simple to install, and features intelligent weather compensating controls and Wi-Fi connectivity for remote operation
  • Homeowners can benefit from a range of warranties of up to 7 years parts and labour when installed by a renewable partner
How to get

Overview

The flexoTHERM is a versatile heating system that uses heat pumps and draws natural thermal energy into a building from the ground, water or air.

What you need to know

  • The flexoTHERM comes in heat output sizes for many types of property, with 5, 8, 11, 15 and 19kW models available.
  • For the best performance, your home should be well insulated and have a low heat loss – your Vaillant Advance Renewable Installer can carry out a full heat loss calculation to work out which model will suit you best.
  • It comes with a 5 year parts and labour guarantee as standard when you have one installed by a Vaillant Advance Renewable Installer, so you can have peace of mind.
  • It has received a Quiet Mark award which means it’s one of the quietest of it’s type on the market.
  • The flexoTHERM is certified by the Microgeneration Certification Scheme (MCS), a nationally recognised quality assurance scheme that recognises high standards in renewable energy technologies.
  • As an MCS certified product, you could benefit from Renewable Heat Incentive (RHI) payments.
  • The flexoTHERM modular system can be easily adapted. 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; A water source heat pump when connected to the fluoCOLLECT module.

Vital statistics

  • Five models covering 5, 8, 11, 15 and 19kW heating output
  • ErP A+++ rated for both hot water and heating efficiency, when installed using VRC 700 controls
  • Dimensions in mm : W 1183 x H 595 x D 600

Useful videos

Related Products

Related Products

fluoCOLLECT module for water source heat pumps

Water-to-water stainless steel heat exchanger module for use with flexoTHERM heat pump

aroCOLLECT module for air-to-water heat pumps

Air-to-water stainless steel heat exchanger module for use with flexoTHERM heat pump

Vaillant VRC 700 heating control

The complete intelligent control for you central heating and hot water

  • Control multiple heating products from boilers to heat pumps and solar
  • Comfort and control wherever you are using a smartphone app
  • The ultimate in control of your heating room by room
  • Reduce your energy bills by using the minimum energy required

The uniSTOR hot water cylinders for heat pumps

The cylinder range designed for heat pumps

  • The cylinders range from 150 up to 300 litres, so they’re suitable for a wide range of properties with different hot water demands
  • They’re specifically designed to work alongside Vaillant heat pumps
  • Their unique integrated coil system ensure maximum heat transfer and helps to reduce running costs and increases hot water performance
  • The cylinders are made from 100% recyclable stainless steel with an ultra-hard-wearing outer shell that comes with a 25-year guarantee

How to get

It’s fair to say that some of the terminology around renewable products can be complex and sometimes confusing, which is why we always advise talking to a qualified renewable heating engineer who can advise on the best renewable solution for you and your requirements.

Fill out this form, and you will be contacted by a Vaillant Advance renewable engineer shortly.

Once you have been contacted, a renewable heating engineer will arrange an appointment to visit your home, understand your requirements and give you a quote for the installation of you renewable product(s).

Why choose a Vaillant Advance installer?

Advance is Vaillant’s installer loyalty scheme. By choosing a Vaillant Advance Partner, you’re choosing our network of fully trained, independent installers who can offer you exclusive extended Guarantees, as well as a free no obligation quote to ensure your Vaillant boiler is the perfect fit for you and your home.

Alternative products

Alternative products

geoTHERM ground source heat pump

A quiet, efficient and economical heat pump that draws on renewable energy

  • When a geoTHERM heat pump is installed in a well-insulated building, it significantly reduces heat loss for greater comfort and lower fuel bills
  • It comes with weather compensating controls as standard, to give you optimum efficiency
  • The clear LED display shows how much energy is being extracted from the ground, so you can see how effectively the heat pump is working
  • It has received a Quiet Mark award which means it’s one of the quietest of it’s type on the market
  • Homeowners can benefit from a range of warranties of up to 7 years parts and labour when installed by a renewable partner

The aroTHERM hybrid heat pump system

An intelligent renewable heating solution

  • Hybrid heating solution to combine aroTHERM air-to-water heat pump with a traditional boiler
  • Unique triVAI technology to ensure most efficient energy source always used
  • Great first step into a renewable and sustainable heating system for your home
  • Homeowners can benefit from a range of warranties of up to 7 years parts and labour when installed by a renewable partner

The aroTHERM air-to-water heat pump

Heat pump technology that uses the air outside

  • The pump harnesses naturally renewable resources, so it saves money on your fuel bills and reduces your carbon footprint
  • Homeowners can benefit from a range of warranties of up to 7 years parts and labour when installed by a renewable partner
  • There are four sizes of heat output available, so it’s a good solution for most kinds of property
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