Rheem Gas Water Heaters – Professional Series
The Professional™ gas water heater line provides up to a 12 year warranty with a professional installation. Efficiency- .58 – .62 EF
- More hot water at a low operating cost
- FHR: 68 – 82-gallons for natural gas
- Recovery rate is 38.4 – 50.5 gallons at a 90 degree rise
- Exclusive air/fuel shut-off device
- Maintenance free – no filter to clean
- Disables the heater in the presence of flammable vapor accumulation
- Eco-friendly burner, low NOx design
- Meets 40 ng/J NOx requirements
- Patented magnesium anode rod with resistor protects the tank from rust
- All models certified up to 6,000 ft. above sea level
- Some models certified up to 10,200 ft. above sea level, check factory for listings
- Easy to light – no matches required
- EverKleen™ patented system fights sediment build-up
- Brass drain valve and temperature and pressure relief valve are included
- Standard replacement parts
Specs:
- Designed for professionals by professionals
- Features the Guardian System – engineered to exceed ANSI standards for flammable vapor ignition resistance
- 38, 40 and 50 gallon capacities
Documents:
![]() | Brochure |
![]() | Spec Sheet |
![]() | Spec Sheet – Ultra Low NOx |
![]() | Use and Care Manual – Guardian System |
![]() | Use and Care Manual – Ultra Low NOx (US) |



Warranty Information:
- Tank Warranty: 8 Years
- Parts Warranty: 8 Years
- With ProtectionPlus™ the 8-year limited tank warranty becomes 12 years!