Detroit Radiant Products Co. currently manufactures over 15 different lines of gas-fired infra-red heating systems. However, one of their most innovative heating products is Two-Stage Infra-Red Tube Heaters. Their patented two-stage technology provides improved fuel economies and increased comfort levels which allows for design protection. In addition, the highest quality materials and construction features ensure years of reliable and efficient operation. Local factory representatives, toll-free support and website assistance are amongst the many tools available to support you before and after the installation.