Bob is a service technician who is well trained and nationally certified. However, he has sometimes suffered from the same confusion that all technicians occasionally do — the facts that he gathers ...

The last few years have not been kind to oil furnace sales. According to the Air-Conditioning, Heating, and Refrigeration Institute (AHRI), sales of oil warm air furnace shipments decreased 14.5 ...

With over 10 years’ experience writing about consumer affairs, Sarah leads on energy content at Which?, helping customers navigate the market and exposing poor practice. Around 5% of homes in Great ...