↯ Klaatu - Some Brave Apollo ↯ on Nostr: nprofile1q…j4l6k I had this coworker who was really interested in looking into not ...

nprofile1qy2hwumn8ghj7un9d3shjtnddaehgu3wwp6kyqpqnvlfw76x2cy2afppf9cxv5lu5vhw774uexw9we8dljf75r2ejdhsgj4l6k (nprofile…4l6k) I had this coworker who was really interested in looking into not using hot rocks but basic geothermal where you use the warmth of your yard deep down below the frost line as the warmth source for a heat pump. It's a great system but it costs you three times as much to install in your yard as any other kind of heating.