NFB‑301C Commercial Condensing High-Efficiency Boiler

Model NFB-301C

Heating Capacity 20,000-301,000 BTU/H

Thermal Efficiency (or UEF) 0.98

Installation Type Indoor wall-hung

Width 25.1"

Height 32.8"

Depth 22.3"

Weight 243 lb.

Water Pressure Min 12 psi

Water Pressure Max 160 psi

Cold Water Inlet Connection Size 1 1/4"

Gas Supply Connection Type NPT

Gas Supply Connection Size 3/4"

Voltage 120 V

Venting Type Forced draft direct vent and non-direct vent (single pipe)