Keep the worksite warm with the Mr. Heater 125,000 BTU Portable Radiant Heater. This portable propane heater requires no electricity to operate, using a 100-lb. propane cylinder to provide up to 125,000 BTU per hour. It has a factory-installed safety tip-over switch and thermoelectric valve and a piezo push button ignition for safe and easy use. DESIGN Portable radiant heater Comes fully assembled/ready to use Piezo push button ignition Quiet and odorless, clean burning design Safety tip-over switch Thermoelectric safety valve Uses 100 lb. or larger propane cylinder SPECS: Dimensions: 16" x 16" Weight: 40.05 lbs. Output: 125,000 BTU/hour Heating Area: 3,125 sq ft. Additional Details Suitable for outdoor use only Includes 10-ft hose and P.O.L. connection 1-Year Limited Manufacturer's Warranty Style: F270800Z