Left side and right side thru the wall Model 1536. Sold in pairs. Order in between modules in pairs 2,4,6,8...etc.

The core of the 1548 is the "U.S. and Canadian Patented Solar Air heater Step- wise heating Technology. Each Solar Window Air Heater insert has been specifically designed to capture the suns energy, converting energy to heat.

The Model 1500 "High Heat" Series Solar Air Heater is a Module Array Assembly for Commercial and Residential application. High Heat output with Patented "Step-Wise Heating Technology".

The Model 3036 is 30 inches wide by 36 inches tall. These two Model have the 4 inch entry and exit hole in the back side of the assemblies.

The Model 6047 Wood Frame is 60 inches wide by 47 inches tall. The 4 inch entry and exit hole in the back side of the left hand and right module assemblies.

Solar Air Heater Fan, Matched System Double Fan Kit. Custom designed controller for a solar air heater.

The Model 6036 is 60 inches wide by 36 inches tall. The 4 inch entry and exit hole in the back side of the left hand and right module assemblies.

This kit is complete with (2 ea.) custom 8" x 8" wall vents with washable filters, metal wall duct mounting assembly. 4 inches O.D.