15x21 Water to Air Heat Exchanger 1" Copper Ports With Install Kit

  15x21 126,000 BTUs / 100 PSI For use in your hot air furnace plenum. Other sizes available.  ***Not recommended for air compressors*** This listing includes the install kit. Information about our heat exchangers This heat exchanger is ideal for a 15"x21" plenum or larger. The outlets come out on the 15" side (shown as the vertical side in the picture above) The fin area is 15"x21" GPM 13.1 CFM 1537 Outside Dimensions 15”(width)24.5”(Length from Manifold to Base)x3.5”(Thickness)  There is a 1" frame on the end opposite the outlets that covers the copper elbows. This makes the area inside of your plenum 1" longer. All exchangers are 3 1/2" thick. Aluminum fins are installed at 12 fines per inch. All exchangers are triple pass design. Tubing is 1/4" copper. All our exchangers include the flat front face mounting for easier installation and increased plenum strength.  Our exchangers have 1" copper outlets and can be installed with either sweat fittings or p