Heating Capacity Learn More The amount of heat, rated in BTUs that the item can produce.	165000 BTU

Effective Heating Capacity	142000 BTU

Water Capacity	4.2 Gallons

Net Water Rating Learn More The amount of heat, measured in BTUs, that the unit will be able to effectively deliver into your home.	123000 BTU

Efficiency Learn More The percentage of energy converted into output by the unit. The remaining percentage is lost during the conversion process. The higher the efficiency, the lower the operational cost.	85.2 % AFUE

Max Vent Length- Horizontal	55 Ft

Max Vent Length- Vertical	47 Ft

Max Air Inlet Length- Horizontal	60 Ft

Max Air Inlet Length- Vertical	50 Ft

Piping Connections - Water	1 1/4 Inch(es)

Air Inlet Diameter	4 inches

Dual Pipe Vent Diameter	4 inches

Weight	420 lbs

Meets CSA Standards Canadian Standards Association	Yes

Width	30 31/50 Inches

Depth	22 3/25 Inches

Height	36 31/50 Inches

Cast Iron Sections Warranty	Lifetime

Parts Warranty	1 Years