The Trecan 20-SG is the Number 1 choice of Hospital, University and Commercial Parking Garages and Parking Structures that offer parking on the top deck and or offer multiple top deck parking facilities. With a capacity of 20 tons per hour, its 4.5 Million BTU / hr burner can melt 50 to 100 cubic yards of snow with an average snow density of 15 to 30 lbs per/ft. per hour.