Mr. Heater MH85FAV 50-85,000 BTU Forced-Air Propane Heater Forced-air propane heater delivers 50,000 to 85,000 BTUs of heat For spaces up to 2000 square feet; durable steel construction; high-output fan Continuous ignition; 8 hours of heat on low"; automatic safety shut-off; CSA-certified" Runs on any 20-pound propane tank (sold separately); 10-foot hose and regulator included Measures 21 by 11-1/2 by 16 inches; 1-year limited warranty