Blog / Retrofit Underfloor Heating

Variotherm modular wall heating system is a modern, high output, efficient and cost effective heating solution that can be installed where other heating methods can’t be used.

Retrofitting with underfloor heating is all about upgrading for comfort and efficiency, and to do this most effectively, we recommend that every customer invest in underfloor heating insulation for their system. This allows your system to work to its full potential, providing a high level of heat output at a more cost-effective rate. In this guide, we’ll be going through all the reasons why underfloor heating insulation is so important. We’ll give you all the information and advice you need to be able to make an informed decision when it comes to purchasing insulation for your retrofit project.

We answer your questions about laying underfloor heating onto existing floors.

One of the most frequent questions we get asked from customers wishing to retro-fit underfloor heating (UFH) is what is best/most cost effective, excavate the existing floor or add a board system? Whilst costs can vary hugely by area, tradesman etc., we've compiled a list of comparative costs for each type of UFH install and labour etc. on a typical approx. 75m2 project: