Mr. Heater BuddyFLEX Outdoor Heater $82 at Walmart $82 $149 Walmart has the Mr. Heater BuddyFLEX Outdoor Heater (MH11BFLEX) for $82 with free shipping. Outputs 8,000 to 11,000 BTUs up to 275 square feet and has wind resistance technology. $82 retail: $149 Price History See Price History for $117 Posted by DrBatman05/14/2026 at 01:52 PM PT