- 40 – 120 mbth input
- Single-stage heat
- High efficiency 9 tap Constant Torque ECM motor
- Single-speed draft inducer
- Silicon nitride igniter
- Fully insulated/gasketed
- Single or two pipe vent options
- IFC board with digital configuration, status and fault codes
- Certified to 1% air leakage
- ENERGY STAR® qualified