Bradford White® Defender Safety System® Gas Water Heater, 50000 Btu/hr Heating, Natural Gas, 1/2 in Gas Connection, 48 gal Tank, Piezo Ignition, Direct Vent, 6 in Vent, 54 gph at 90 deg F Recovery, Energy Factor: 0.64, 3/4 in NPT Water Connection, 150 psi, Ultra Low Nox: No, 31 in D x 75-7/8 in H, Domestic
Direct Vent water heaters utilize a co-axial (pipe inside a pipe) vent pipe that takes air in from the outside (outer vent) and vents combustion gases directly back to the outside (outer vent). It is the perfect choice for situations with insufficient combustion air. No electricity required.