
6.3 GPM residential natural gas (N-063S-OD-NG) / liquid propane (N-063S-OD-LP) single vent outdoor tankless water heater with flame rod, thermal fuse and overheat prevention device
6.3 GPM residential natural gas (N-063S-OD-NG) / liquid propane (N-063S-OD-LP) single vent outdoor tankless water heater with flame rod, thermal fuse and overheat prevention device