- PlusOne® Energy Efficiency: ENERGY STAR® (South) certified, featuring 92% AFUE across all model sizes
- PlusOne® Diagnostics: Industry-first, 7-Segment LED for quick and easy service
- PlusOne® Ignition System: Proven Direct Spark Ignition (DSI) for reliability and longevity
- PlusOne® Water Management System: Rheem-exclusive patented block drain sensor that automatically shuts off the furnace when the drain is blocked and alerts the contractor via diagnostic code
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Item # |
Input |
Heating Capacity |
Motor H.P. |
|---|---|---|---|
| FR921T0403A17M4SNAS | N/A 12.30 kW | N/A 11.69 kW | N/A 373 W |
| FR921T0603A17M4SNAS | N/A 16.41 kW | N/A 15.59 kW | N/A 373 W |
| FR921T0703A17M4SNAS | N/A 20.51 kW | N/A 19.49 kW | N/A 373 W |
| FR921T0705A21M4SNAS | N/A 20.51 kW | N/A 19.49 kW | N/A 746 W |
| FR921T0855A21M4SNAS | N/A 24.61 kW | N/A 23.39 kW | N/A 746 W |
| FR921T1005A21M4SNAS | N/A 28.72 kW | N/A 27.28 kW | N/A 746 W |
| FR921T1155A24M4SNAS | N/A 32.82 kW | N/A 31.18 kW | N/A 746 W |
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