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Direct-Fired THP-750

Direct-fired make-up air heaters work well in most types of construction applications, helping to control moisture and air contaminants. These heaters operate similar to a permanent air handler, providing evenly distributed, warm, dry air. Installed either inside or outside, THP-Series heaters draw 100% fresh air through the unit’s intake and discharge tempered air controlled by a remote thermostat.

  • Electronic modulating burner controls
  • Remote space thermostats
  • Centrifugal blower
  • Available on wheels for portability

THP-750 Specifications

CFM 4,000
Power Supply 230/1/60/15*
Weight (lb) 757
Dimensions (in) 68x33x65
Base Casters
BTU/HR Maximum 43,200 – 750,000
Natural Gas 1″ NPT
Propane 0.5″ NPT
* Other Power Options Available

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