BBCNEWS BBC News October 19, 2021 09:03:00
There is a secret lying under richard's garden. the heat for his home is absorbed by an underground network of pipes. it comes in through a ground source pump. so, this is where the actual hardware is located. richard swapped his gas guzzling system seven years ago, i mean, the house is constantly at a pleasant temperature. it's not boiling hot, but it's very livable. and the economics of it are just fantastic. we paid 15,000 for the ground source and then 5000 for some solar thermal panels for the roof, which supply the hot water. to make a ground source pump work you need a massive garden, w...