Heating Capacity

70000 BTU 
Effective Heating Capacity (BTUs)

63000 
Water Capacity

0.41 Gallons 
Net Water Rating

55000 BTU 
Efficiency (% AFUE)

91 % 
Efficiency Range

90  94% 
Horizontal Venting

Concentric, Dual 
Vertical Venting

Only Dual 
Max Vent Length Horizontal

55 Ft 
Max Vent Length Vertical

49.5 Ft 
Max Air Inlet Length Horizontal

55 Ft 
Max Air Inlet Length Vertical

49.5 Ft 
Max Vent Length (Horizontal Concentric / Dual)

32 / 55 ft 
Max Inlet Length (Vertical)

49.5 ft 
Max Inlet Length (Horizontal Concentric / Dual)

32 / 55 ft 
Min Vent Length (Concentric)

10 inches 
Min Vent Length (Dual Pipe)

2 ft 
ENERGY STARĀ® Qualified

Yes 
Piping Connections  Water

1 1/4 Inch(es) 
Air Inlet Diameter

3 inches 
Dual Pipe Vent Diameter

3 inches 
Concentric Pipe Vent Diameter

60/100 mm 
Product Weight

102 lbs 
Meets CSA Standards

Yes 
Width

17 87/100 Inches 
Depth

17 Inches 
Height

31 1/2 Inches 
Cast Aluminum Sections Warranty

10 Years 
Parts Warranty

1 Years 