CAT CLASS: 0100494

4,500,000 BTU MA Direct Fired Heater LP/NG


Direct-fired make-up air heaters work well in most types of construction applications, helping to control moisture and air contaminants. This heater provides a maximum of 4,500,000 BTU’s per hour and operates similar to a permanent air handler, providing evenly distributed, warm, dry air. Installed either inside or outside, this series of heaters draw 100% fresh air through the unit’s intake and discharge tempered air controlled by a remote thermostat.


Products are subject to availability.

Make Temp Air
Model THP-4500
Max Airflow 24,500 CFM
Max BTU 4,500,000
Overall Dimensions 125"L x 68"W x 66"H
Power Source 460/3/60/30
Type Propane
Weight 3192 lbs

Safety information

Safety Requirements
  • Gloves