Rheem Water Heater
Professional Prestige Series
- 80 percent efficiency
- 40 or 50 US Gallons
- Power Direct Vent with Two Pipes
- Energy Star
- Whisper Quiet Blower
- 6 Year Tank/Parts Warranty
Professional Classic Series
- 67 percent efficiency
- 40 or 50 US Gallons
- Power Vent
- Uses Indoor Air for Combustion
- Whisper Quiet Blower
- 6 Year Tank/Parts Warranty