Build a Solar Air Heater array to accommodate your heat output requirements.
Easy Mounting Tabs - Top and Bottom
Tempered Low Iron Glass
Patented Module System with High Heat Profile Chamber
Low cost Shipping
NAT2010 20 inches wide by 32 Long and 5.5 inches deep with New solar air heater profiles makes this collector the most efficient in North America. 7.42 sq/ft collector surface.
Fits Double Hung windows.
Step-Wise heating technology™..The Model 1500 Series Solar Air Heater is a Module Array Assembly for Commercial and Residential application. High Heat output with U.S. Patented "Step Wise Heating Technology™".