I m using a 6 gauge strande.
How to mount solar pool panels to pallets.
Sizing the system.
Using a general guideline add one 2 x 20 panel for every 5000 gallons of pool water.
A 12 x 24 pool might be around 10 000 gallons and would use 2 panels where a 20 x 40 pool might be slightly over 30 000 gallons and you would want as many as 6 solar panels.
I built a solar pv photovoltaic system in my front yard.
In this video i m increasing safety by grounding the panels and rails.
To see how to calculate your pool volume read this article on swimming pool basics.