How to Build a Solar Still

Some redwood boards, a large black towel, copper pipe, a glass pane, screws, and these plans are all you need to make a solar still that will purify more than a gallon a day of salt water.

029 solar still - illustration 2
The finished solar still looks something like this.
029 solar still - fig 3
For the bad water trough, drill a hole in the very center of the angle iron to receive the center 1/4-inch copper drain tube.
029 solar still - fig 1
Diagram shows solar still parts and assembly method.
029 solar still fig 2
Cut the 1-by-4 redwood side pieces to the proper length. Drill a 1/8-inch hole as a guide, and then drill three 5/8inch holes and one 3/4-inch hole.
029 solar still - illustration 1
Slip the towel loop onto the support tubes inside the box.

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