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Commercial Gas Fired Unit Heaters

Low Profile Stainless Steel Power Vented (PTP)

The horizontal power vented PTP unit heater line. The PTP delivers 80% thermal efficiency in a small business-friendly package. This unit features a stainless steel tubular heat exchanger as standard on all units with a 10-year heat exchanger warranty that provides customers with a peace of mind. The PTP is available in 7 models sizes from 150,000 to 400,000 BTU/hr.


  • Stainless steel heat exchanger is standard on all units, extending the life of your investment
  • Bent tube, low-profile design
  • Totally enclosed fan motors and all controls mounted inside the cabinet for protection from airborne moisture and dust
  • 10-year heat exchanger warranty, even in greenhouse applications
  • Quick and easy installations with wiring terminals and knockouts for quick access to gas and electricity, and a roomy controls cabinet for ease of work
  • Standard power exhaust simplifies side-wall or roof venting with small diameter vent pipe
  • Permanently-lubricated motor for trouble-free dependability
  • Made in the USA


  • Optional finger-proof fan guard for operation at low mounting heights