Output: Up to 500,000 BTU/hr.

Firebox:

1/2" Steel End Walls
3/8" Plate Steel Cylinder
30" Diameter firebox x 57" length
21.5 cu. ft. volume
12" x 18" loading door
Induced draft/forced draft fan with 3/4 HP motor
10" Diameter Stack

Heat Exchanger:

(20) 2' diameter tubing x 47.25" length
10" x 24"; clean-out door
24" tube axial fan-6,900 cfm @1/2 s.p. 1.5HP

Overall Dimensions:

Width: 40"
Length: 82"
Height: 87"
Weight: 4,300 lbs.

UL 391 Safe Clearance:

Allow for at least 30" from sides
36" from back 48" from front*
18" from flue connector
6" from ducting and plenums