Home improvement How a Geothermal Heat Pump Works | This Old House – YouTube diy projects ⋅ August 14, 2019 This Old House plumbing and heating expert Richard Trethewey explains how to capture the heat buried deep in the ground. Bookmark(0) Please login to bookmark Do you have 10 seconds? Show this DIY to your friends and fans. Report Content To report this post you need to login first. Like 0 Thanks! You've already liked this No comments diy projects Web: Leave a Reply Cancel replyYou must be logged in to post a comment.