Operation:

•  diesel and electricity (3)
•  Electric (1)
•  Propane (7)
•  Propane and electricity (1)

Amperage:

•  4 (4)
•  13 (1)
•  15 (1)
•  20 (1)

Brand

•  Martin (8)
•  Patron (3)
•  Master (3)
•  Special Event Sales Tools (2)

Capacity (liters):

•  15.1 (1)
•  20 (3)
•  53 (2)

Hose Included (feet):

•  10 (2)
•  20 (4)

Autonomy (hour)

•  8 (1)
•  10 (1)
•  12 (1)
•  37 (2)

Depth (inches):

•  9-1/2 (1)
•  10 (1)
•  19-1/2 (1)

Btu / hr:

•  5,100 (1)
•  10,380 (1)
•  16,500 (2)
•  30,000 (1)
•  45,000 (2)
•  75,000 (1)
•  150,000 (2)
•  175,000 (1)
•  215,000 (1)
•  375,000 (1)

Heated area (cubic feet):

•  1,500 @ 2,500 (1)
•  1,650 @ 2,300 (2)
•  3,000 @ 4,200 (1)
•  7,500 @ 10,000 (1)
•  15,000 @ 21,000 (2)
•  17,500 @ 25,000 (1)
•  21,500 @ 31,700 (1)
•  37,000 @ 53,000 (1)
•  500 @ 700 (2)