XC Communicating - Communicating technology for ultimate comfort and permformance in 95% and 80% efficient furnaces

XV Two Stage - Delivering one of the highest efficiencies in the industry, the XV95 and XV80 provide superior performance for the ultimate comfort experience.

Two Stage - Two-stage heating helps prevent temperature swings.

Single Stage - Tested, durable components help make sure your heating system is at optimum performance.