Heelas Heating & Renewables

We are Oxfordshire's number one choice for heating efficiency and renewable technologies, and are recognised by our customers and competitors alike as providers of the highest quality advice, installations and customer service.

Purchase any Greenstar CDi, Si, Ri and i System boilers after 1st January 2015 to guarantee you 7 years peace of mind. Purchase any Greenstar oil-fired boiler between 1st January 2015 and 31st December 2015 to also guarantee you 7 years peace of mind. Every single Greenstar gas-fired condensing boiler has been awarded a Which? Best Buy rating.