The S8B1 furnace offers single stage heat for comfort in cold weather, while maintaining the DNA that American Standard is known for: quality and reliability. The S8B1 is rated at 80% gas efficiency (AFUE), providing energy savings and a consistent flow of warm, comfortable air in both winter AND summer.
- 26 – 120 mbth input
- Single-stage heat
- 9 tap Constant Torque ECM blower
- Single-speed draft inducer
- Silicon nitride igniter
- Certified to 1.4% air leakage