Erica Wisner wrote:
I'm also open to doing a solar collector for pre-heating the water. A black-lined tub could be smart too.
Robert Reid wrote:I thought I read on a homesteading blog that someone used peroxide to keep their soaker tub water clean. They were using a metal or poly stock tank for their urban homestead. They would add peroxide prior to a nights soak and let it bubble for a while. The peroxide degrades to form oxygen and water which should then be safe to drain afterwards.