The HeatStar Nomad HS250TC is a dual fuel forced air heater designed for temporary heating of construction sites, temporary structures, and tents. It operates on either natural gas or liquid propane with multi-rate settings, delivering between 170,000 and 250,000 BTU per hour. This portable unit features an integrated thermostat with a 20 ft. cord, a 15 ft. hose and regulator for LP, and solid rubber wheels for easy maneuverability. It requires a 115V electrical connection for its 3/4 HP motor and automatic spark ignition. The heater provides high airflow (up to 2100 CFM) and is compatible with 16-inch diameter flexible ducting. Safety features include a high limit safety shut-off (HLS), and it is ANSI Z83.7/CSA 2.14 certified. This un-vented gas-fired heater requires adequate ventilation for safe operation.