Fuel: Natural gas (NG)

NDI30
BTU Input NG*: 32,000
Viewing Area:
27.5" x 12 7/8"
Steady State: 84.1%
AFUE: 73.2% NG
Warranty: Limited Lifetime - See Documents for complete warranty


NDI35
BTU Input NG*: 35,000
Viewing Area:
31 5/8" x 15.75"
Steady State: 78.5%
AFUE: 73.5% NG
Warranty: Limited Lifetime - See Documents for complete warranty

*Square-feet heating capacities are approximations only. Actual performance may vary depending upon home design and insulation, ceiling heights, climate, condition and type of fuel used, appliance location, burn rate, accessories chosen, chimney installation and how the appliance is operated.

** Efficiency varies slightly with various pip configurations.