| BTU Heating Input Rating (Custom) | : | 36,000 BTU/h |
| BTU Heating Input Rating | : | 38,000 BTU/h |
| Capacity | : | 50 gal |
| Condensing | : | No |
| Depth | : | 20.5 in |
| Diameter | : | 20.5 in |
| ENERGY STAR Certified | : | No |
| Energy Factor | : | 0.64 |
| First Hour Rating | : | 85 gal |
| Fuel Type | : | Natural Gas |
| Gas Connection Size | : | 1/2 in |
| Height | : | 58.38 in |
| Ignition Type | : | Direct Spark |
| Low NOx | : | Low NOx |
| Model Number | : | PRO |
| Phase | : | 1 ph |
| Power Source | : | Gas |
| Product Family | : | Professional Classic |
| Recovery Rate | : | 38.4 GPH |
| Shipping Weight | : | 150 lbs |
| Vent Size | : | 3~4 in |
| Vent Type | : | Atmospheric |
| Water Connection Size | : | 3/4 in |
| Width | : | 20.5 in |
The Rheem Professional Classic 50-gallon atmospheric gas water heater is engineered to deliver abundant hot water at a low operating cost. This natural gas model features a 38,000 BTU/h input and an eco-friendly, low NOx burner design suitable for areas with stringent emission requirements.For enhanced safety and longevity, it is equipped with the maintenance-free Guardian System™, which provides an air/fuel shut-off in the presence of flammable vapors. The tank is also protected by a premium anode rod and a patented system that fights sediment build-up, ensuring reliable, long-term performance.
Guardian Safety System: Equipped with an exclusive air/fuel shut-off device for maintenance-free operation and protection against flammable vapor accumulation.Tank Protection: A patented EverKleen® system fights sediment build-up while the exclusive Rheemglas® tank lining resists corrosion to prolong tank life.Low NOx Design: An eco-friendly burner meets 40 ng/J NOx requirements, making it suitable for areas with strict air quality standards.Durable Construction: A premium-grade anode rod provides long-lasting tank protection, and an enhanced-flow brass drain valve simplifies service.Installation Ready: Certified for altitudes up to 5,999 feet and includes a factory-installed temperature and pressure relief valve.Warranty Coverage: Backed by a 6-year limited tank and parts warranty for peace of mind.