AO Smith® Ultra Low NOx Burner Assembly Kit, Size: 16 in, Fuel Type: Low NOx, Natural Gas, Suitable For Use With: UTN04040 Series 200 Residential Water Heaters
| Fuel Type | : | Low NOx, Natural Gas |
| Size | : | 16 in |
| Suitable For Use With | : | UTN04040 Series 200 Residential Water Heaters |