| AFUE Rating | : | 84 % |
| BTU Rating | : | 125000 Btu/hr Input, 91000 Btu/hr Output |
| Chimney/Breeching/Vent Size | : | 6 in ID x 20 ft L, 6-1/2 in |
| Connection Type | : | 1/2 in Gas, 1-1/4 in NPT Supply/Return |
| Dimensions | : | 33-3/4 in H x 21-1/4 in W x 24 in D |
| Fuel Type | : | Natural Gas |
| Ignition Type | : | Intermittent Electronic |
| Material | : | Cast-Iron |
| Model | : | EG-40 |
| Net BTU Rating | : | 78000 Btu/hr |
| Series | : | EG, 5 Series |
| Vent Type | : | Atmospheric |
Weil-McLain® Gas Fired Water Boiler, EG, 5 Series, Model: EG-40, 84 % AFUE, 125000 Btu/hr Input, 91000 Btu/hr Output BTU, 1/2 in Gas, 1-1/4 in NPT Supply/Return Connection, Natural Gas Fuel, Atmospheric Vent, Chimney/Breeching/Vent Size: 6 in ID x 20 ft L, 6-1/2 in, Intermittent Electronic Ignition, Net BTU Rating: 78000 Btu/hr, Cast-Iron, Dimensions: 33-3/4 in H x 21-1/4 in W x 24 in D
- Factory assembled section block
- Insulated extended jacket
- Horizontal to vertical draft hood
- Automatic vent damper included
- Combination gas valve for 24 V
- Non-linting pilot burner
- Stainless steel burners
- Electrical junction box
- Spill switch
- Rollout thermal fuse element
- 40 V-A transformer
- Built-in air separator
- 30 lb/sq-in ASME relief valve, boiler sections tested for 50 lb/sq-in working pressure
- Combination pressure temperature gauge
- High limit control
- Integrated boiler control module with intermittent electronic ignition system and indicator/diagnostic lights
- Plug-in connector and wiring