• Twenty-Year Limited Warranty on heat exchanger
• Five-Year Limited Warranty on internal functional parts on units installed after October 1, 2001, and manufactured after January 1, 2000
• Optional Extended Warranties available. Extended Warranties cover labor, refrigerant, and other costs not covered by Manufacturer's Limited Warranty, so you are covered for all parts and labor for the lifetime of the warranties
• If your XL80 Gas Furnace is installed at the same time as a new Trane XL or XLi outdoor condensing unit it will be covered for 10 years on internal functional parts as part of the outdoor unit system warranty
• Warranties are for residential use
• Ask your dealer for full warranty information at time of purchase