CAT CLASS: 0100494
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.