Startup delay, double-walled, screened enclosure for heating elements, automatic shutoff, and internal 140ºF safety thermal cutout are only a few of the features that the 20,000 BTU FireBird Compact 20 has to offer the restorer. Safe and portable heat supplied by 4 independent 115V circuits creating approximately 5K BTU’s each. Phoenix Thermostat with 25ft. connecting wire is included.