ground source heat pumps

We were there as exhibitors, but had time to wander around and take some pictures and to learn about the farm. Over 3,000 turned up on the day! Here's some images and videos of the day. https://www.slideshare.net/secret/CG6gypdCY5N0qw https://www.slideshare.net/secret/wLo2HcVd9GKrI8...