Back to top

Commercial Gas Fired Unit Heaters

Low Profile Stainless Steel Power Vented (PTP/BTP)

The horizontal power vented PTP unit heater line. The PTP delivers 80% thermal efficiency in a small business-friendly package.

The new BTP allows customers to add ductwork onto the unit to better distribute heat and air. Offering up to 82% thermal efficiency, this unit is a great fit for greenhouse applications and other situations that need better and more flexible air movement.

The PTP and the BTP are available in 7 models sizes from 150,000 to 400,000 BTU/hr.

Both units feature a stainless steel heat exchanger with a 10-year warranty.


  • 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