DIY your own solar water heater with this high-quality flexible tubing! It's as simple as 3 steps:
1. Spray paint or coat this tubing with a black color to absorb heat from the sun.
2. Coil the tubing in an enclosed housing, like a wooden box. Make sure the box has plenty of windows so it can use the "greenhouse effect" to transfer heat from the sun's rays to the black tubing.
3. Pair with our 12V solar water heating pump and Fortress Mini Solar Generator to have a 100% sustainable solar water heater!
Polyurethane tubing has several characteristics that can make it suitable for outdoor applications: