... heater 1,tubular,flange type,stainless steel,inconel sheath 2,110V,9KW,Dia:10mm,L:500mm 3,customized electric stainless steel heaterTubular heaters ... highest mechanic stability and electric properties at the same time. Even though tubular heaters are technically rather mature ... like water. Finned tubular heaters are especially for air heating cabinets or tunnels.Flanged heater are easy to install ...