Split Outdoor Air Conditioners & Weathertron® Heat Pumps
(SEER ratings range from 10.00 to 19.50)

	XB 10 Standard Efficiency
	XR 12 High Efficiency
	XL 13i High Efficiency
	XL 14i Super Efficiency
	XL 16i Super Efficiency
	XL 19i Ultra Efficiency

Gas Furnaces                                                  
	XR 80 High Efficiency (Single Stage)
	XL 80 High Efficiency (Two Stage)
	XV 80 High Efficiency (Variable Speed)