90% Gas Furnace Upflow

90% + AFUE efficiency with weldless tubular heat exchanger

Self diagnosing control system

Patented high temperature limit system

Easy service access with no door switches

Power terminals provided for humidifier and electronic air cleaner

20 - Year limited heat exchanger warranty

5 - Year limited parts warranty

Additional Information

Efficiency Rating Chart:

Model	Blower Motor HP	Input BTU/hr	Output BTU/hr	Blower Size	Annual Fuel Utilization Efficiency (AFUE)	Max Cooling Tons	Approx. Ship Weight (pounds)
WTVSA054NH3R	1/3	54,000	49,300	10-6	90.9	3	122
WTVSA072NH3R	1/2	72,000	65,700	10-8	90.9	3	131
WTVSA072NH4R	3/4	72,000	65,700	Dual 10-4	90.9	4	141
WTVSA090NH3R	1/2	90,000	82,100	10-8	90.9	3	145
WTVSA090NH4R	3/4	90,000	82,100	Dual 10-4	90.9	4	150
WTVSA108NH5R	3/4	108,000	98,600	Dual 10-6	90.9	5	174
WTVSA126NH5R	3/4	126,000	115,000	Dual 10-6	90.9	5	193