Hot water that’s endless
Compact
Lightweight
Sustained strength
Reliable
Affordable
Flexible and space-saving installation
Energy savings
Low-NOx
12-YEAR HEAT EXCHANGER, 5-YEAR PARTS, 1-YEAR LABOR WARRANTY
| ITEM # | MFG # | BTU INPUT | DESC. | VENT TYPE | QTY. |
| 159554 | NC1991-DVC-NG | 199,000 | NATURAL GAS | CONCENTRIC | 1 |
| 159553 | NC1991-DVC-LP | 199,000 | PROPANE | CONCENTRIC | 1 |
| 159556 | NC1991-OD-NG | 199,000 | NATURAL GAS | OUTDOOR | 1 |
| 159555 | NC1991-OD-LP | 199,000 | PROPANE | OUTDOOR | 1 |
| Product ID | 159553, 159554, 159555, 159556 |
|---|
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