Professional Services we can offer you

Celtic Green Underfloor Heating is a company born out of Celtic Green Energy, After years of successfully installing green energy heating systems to homes accross South Wales it became apparent that more and more people were requesting underfloor heating, so much so that we created this new company to help satisfy the demand.

Great Design

Underfloor heating systems once laid are difficult to fix, so proper design is essential

Wet Systems

We install all manner of wet systems into both domestic and commercial properties

Dry Systems

We also install small electrical underfloor systems where nessessary

Perfect Fuel

We can also fit your heat pump or biomass boiler so you can heat your home for a lot less!

What You Can Expect from Us

We all know that tradesman can be notorious for poor workmanship, punctuality and reliability. We do not appreciate poor performance, we strive on excellence and getting a good job done right first time. With Celtic Green Energy you can expect the best materials to be used and fitted with professionalism.

  • 01


    Get the ball rolling

    We will always offer a fair quotation at no cost to you, we are not always the cheapest but with us you can rest assured that the job will be carried out to a professional standard.

  • 02


    Planning is Everything

    This is a huge part of the process, get this wrong and you could be too cold in winter or end up with extreme temperature differences throughout the house, proper design is crucial.

  • 03


    Get it done right

    Laying underfloor heating is a big job, often misunderstood by DIY enthusiasts and cowboy tradesman that can leave house ruined with leaking pipes etc. Get it done right first time!

  • 04


    Tested on completion

    All our work is fully tested, commissioned and inspected before handing over to the customer. We will never leave a job unfinished or customer unsatisfied.


more info underfloor heating

We have a vast acquired a vast amount of experience since 2005, we have installed countless solar panel systems, air source and ground source heatpumps, we are also NIBE's VIP installer for heat pumps in South Wales. We have even built a street of over 30 luxury bungalows and dormas in South Wales, all fitted with renewable energy technologies and of course, underfloor heating.
Plus we have been trusted to install and maintain heat pumps on various large properties and estates throughout South Wales including the Mumbles life boat station!
Yes, we are the real deal.
If you want a great job done of your underfloor heating system for a reasonable price, you know who to call...

Earn money with Green Energy fuel

A well designed and installed underfloor heating system will completely change the atmosphere in your home, a touch of luxury, that creates an incredible level of comfort as well as giving a more controlled ambient room temperature throughout the house. You may have already heard that underfloor heating can cost less as the temperature required by the UFH pipes is far lower than that of conventional radiators, but did you realise that you can actually earn money from your heating system? This is done through a Government incentive scheme known as the 'Renewable Heat Incentive' (RHI).

RHI Underfloor Heating

Nibe Heat Pump + Underfloor Heating

This is probably one of the most popular installations we have been doing over the past 5 years. Heat pumps are the perfect heat source for an underfloor heating system as they run at lower temperatures than a conventional boiler which is perfect for UFH.

Looks great, pays great!

Air source heat pumps extract heat from the ambient outside temperature. They are connected to the underfloor heating system and can to produce both heat and hot water.

  • Inverter controlled compressor
  • MCS Approved
  • Built-in condensate water tray
  • Cascade options
  • Compact design
  • A+++ Energy Efficiency
More info
nibe heat pump for underfloor heating

This is the company you are looking for, RENEWABLE FREE ENERGY Get A Quote!