Sunday, June 4, 2023

BIS Ultima™ CF Lennox Wood Burning Fireplace - Discontinued

BIS Ultima™ CF Lennox Wood Burning Fireplace

This product has been discontinued as it does not meet 2020 EPA Emission Standards. This page exists for informational purposes only.

Featuring a sleek, clean-face design and a modern, smooth refractory-lined firebox, the BIS Ultima™ CF adds a touch of sophisticated elegance to any room.

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  • Smooth refractory-lined firebox creates a contemporary appearance that exudes style
  • Single rectangular black door allows for an unobstructed view of the fire
  • Meets EPA Phase II-certified and Washington State emissions requirements (3.7 gr/hr)
  • 55,000 BTU/hr* effectively heats up to 1,500 sq. ft.*
  • Airtight combustion chamber delivers maximum efficiency to ensure steady home heating
  • Double-air combustion features two controls that allow you to customize the heating of your home, including: main control for variable heat output, air boost for faster ignition
  • Efficient air wash system keeps the glass clean, reducing the hassle of maintenance
  • Heat-resistant handle stays cool to the touch
  • Burn time is approximately 6–8 hours for long-lasting comfort
  • Required Venting: 6" ASHT or S-2100 Chimney
  • Choose between the clean-face panel kit* for a more contemporary design or the louver kit for a traditional look

Specifications Lennox BIS Ultima
Fuel Wood
View Style Front View
Sizes 36"
Warranty Limited Lifetime
Style Steel

BIS Ultima™ CF Lennox Wood Burning Fireplace

Please call or email for information regarding Lennox products.  Please specify the model you are interested in and your zip code.

Heat Area (sq.ft.)
Fireplace Specific Options





Cooktop Material

Water Heating Options

Flue Orientation


Venting (Gas Stoves)


Viewing Area

Interior Style