We would totally love to have an outdoor shower to use during the summer months. We don’t want to use straight hose water though.
You just have to find a way to heat the water up a bit before it hits the shower head. We think the easiest way would be to run the water through a couple hundred feet of black hose up on the roof. The only issue then would be the length of your “hot” shower… it would be directly related to the length of your hose capturing heat.
Here’s everything from simply hanging a black bag of water all the way to a super elaborate batch water heating system.
Click the link to see them all.