A Toshiba air source heat pump installed in a renovated station master's house is on course to hit a two-year payback. Homeowner Feargal O'Donoghue extended the house – a 96 sq m Victorian house dating back to 1846 – in 2006, adding an additonal 102 sq m.Read More
The ground acts as a huge solar collector and thermal store. The surface is warmed by the sun and the adjacent air during daytime and in the summer. Similarly, it is cooled during night-time and in the winter. Fluctuations of ground temperature reduce with depth and stabilise at the annual mean for the location by...Read More