TB 250 model shown

TA-TB-TD-TG Series

TA-TB-TD & TG Series gas-fired tubular heaters are versatile, scalable units designed for the needs of OEMs seeking economical but reliable alternatives for lighter-duty commercial, industrial, and institutional applications.

       Intertek ETL Listed C US 2


  • Non-welded 409 stainless steel heat exchanger
  • Natural gas and propane-compatible venturi burner
  • Free-floating construction
  • Imbedded dimpled turbulators
  • U or W configuration


  • Turndown ratio: single & dual stage, 5:1 and 10:1
  • Thermal efficiency: 80% min.
  • Single units from 75 to 500 MBH
  • Stacked from 150 to 2500 MBH

Optional Features

  • Control enclosure
  • Air side enclosure
  • Mounting flange
  • Multiple stacked units for enhanced modulation and larger capacities
  • Customized aluminum chimney
  • Manifolding of gas connections
  • & More


  • OEMs
  • Commercial, industrial, or institutional
  • Outside air heating
alt The tubular heater design permits installation of stacked units in parallel or multiple units in series to achieve high air flows and large capacities. alt
Stacked TA 300
900 MBH input
  TA 400 with airside enclosure