399K BTU ASME NAT IN / OUTDOOR HEATER IG COMM GLASS LINED CAST IRON HEADERS W/ DIGITAL LCD W/ OUTDOOR STACKLESS TOP W/ 2IN SKT WATER W/ UNITHERM GOVERNOR TO ELIMINATE CONDENSATION W/ ANSI Z21.56 DESIGN CERTIFICATION FOR 0 - 2000' ELEVATION RAYPAK 009271 Manufacturer: RAYPAK INC MPN: 9271