Gehman Iron manufactures radiant heat transfer plates for the HVAC industry. We have stock of several styles and sizes ready to ship. These include regular U-channel, Omega Channel, and Extruded plate with press in channel. Our sizes include 24", 47" and 48" but our machines can produce any size and quantity up to 48". Our thin HTPs are made from 3105-H14 aluminum that is .016" thick. Our extruded plates are .0625" thick. Feel free to contact us if you're interested in placing an order or if you have a question on quantity.