DIY Solar Water Heater Deluxe Aluminum backed COPPER COIL Solar Water Heater 175 F Full Instr

Deluxe DIY Solar Water Heater Solar Thermal Aluminum backed COPPER COIL Water Heater Easy DIY w, Full Instructions. Super Hot water, super fast. reached 125F in 5 minutes near 175F after about 15. no soldering required uses just one coil of 3, 8 copper tubing (amazon 23) and pushtofit connectors. only tools used were screwdriver, hammer, tin snips (or scissors), hack saw and a drill. great for use as a stand alone unit or can be hooked into home s plumbing as supplemental heating for water heater. notes: using the aluminum backing adds roughly 10F to the water (but is optional). system is relatively lightweight and is easy to move and store and the design allows for multiple units to be easy connected together (if a larger system is desired). details: outer board 1, 2 plywood x (sold that way no cutting required). inner board 1, 4 plywood 19 3, 4 x 19 3, 4. glass 20 x20 (or use PlexiGlas). 4 3, 8 Squ