Model NPN-160E-NG / NPN-160E-LP | NPN-180E-NG / NPN-180E-LP | NPN-199E-NG / NPN-199E-LP
DHW Capacity (Domestic Hot Water) 10,700-160,000 BTU/H | 10,700-180,000 BTU/H | 10,700-199,900 BTU/H
Thermal Efficiency (or UEF) 0.81
Installation Type Indoor or outdoor wall-hung (vent kit option for outdoor) | Only outdoor wall-hung
Width 14.0"
Height 23.0"
Depth 9.3"
Weight 55 lb. | 60 lb. | 60 lb. | 55 lb. | 60 lb. | 60 lb.
Water Pressure Min 15 psi
Water Pressure Max 150 psi
Gas Supply Connection Size 3/4"
Cold Water Inlet Connection Size 3/4"
Voltage 120 V
Venting Type Concentric | No venting (outdoor installation only)
Gas Supply Connection Type NPT