Mr. Heater Big Buddy Indoor / Outdoor Portable Propane Heater  Provides temporary heat for barns, sheds, cabins, campers, patios, garages, sporting events, hunting blinds and more. Dual-heating system combines radiant heat comfort with convection heat air flow for maximum heating efficiency. 4000, 9000 and 18,000 BTU with the capacity to heat up to 400 square feet for up to 220 hours.
Warms up to 400 sq. ft.
4000, 9000 and 18,000 BTU settings
Up to 220 hours of use
Automatic low-oxygen shut off system and tip-over switch
17in.L x 10in.W x 17 1/2in.H
CSA certified
Uses two 1-lb. or 20-lb. propane cylinders - (not included) with optional
hose connnections (Item#s 173645, 173646)
Blower fan uses a/c adapter or 4 D-cell batteries to power
Stock# F274800
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