The way my house is set up, I doubt it would be dramatic for me. My hot water is...

giantg2 on Oct 26, 2022 | parent | context | favorite | on: DIY gadgets that could keep your energy bill down

The way my house is set up, I doubt it would be dramatic for me. My hot water is already turned down. It seems like a big project to install a heat exchanger given the space it would need to be in.