At the time it seemed interesting but not as good as some of the other options for building collectors.
Copper pipe solar pool heater.
Either coil the copper pipe or lay the pvc pipe back and forth on the plywood.
Mount them to the board using either adhesive or pipe mounts.
There are only a few important parts.
Pressure and temperature ratings of copper pipes welded fittings type k l m are much higher than 80 psi and 250 f.
Copper is biostatic naturally killing bacteria.
A solar assisted pool heater is very easy to construct and use.
Start with the actual collector.
Our copper pool panels are a better choice than plastic panels.
Copper pipes and fittings pressure and temperature rating.
Comparing the performance of two diy solar water heating collectors cpvc vs copper sometime back i had a brief go at a solar water heating collector made from cpvc with aluminum fins.
It is not just a black plastic or rubber garden hose.
However copper pipes can pit scale or corrode and is not as well insulated as pvc or cpvc and condensate forms easily on the outside of the pipe.
Black pvc pipe works but copper pipe painted black works even better.
But the main reason that it s not used in pool plumbing is cost.
Copper pipe and fittings are around 10x more expensive than pvc.