SOLAR AIR HEATER PANEL TEST WITH -10C AIR TEMPERATURES PART#1
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THESE SOLAR AIR HEATER PANELS OPERATE BUY CIRCULATE (20C) AIR INSIDE YOUR HOME AND HEATS IT UP SAVING YOU MONEY ON YOUR HEATING BILL. I HAVE THIS PANEL SITTING OUTSIDE (NOT MOUNTED) IN -10C TEMPERATURE AND IT'S PRODUCING +68.3C(155F) HEAT FOR FREE!!!!!. WOW!!!! http://goodoldboyswindandsolar.ca