The Millennium 2100 delivers powerful performance in a compact package. Automatic Combustion Control (ACC) provides advanced heating control for long, clean and efficient burns. Rugged construction continues the Quadra-Fire Tradition of Excellence.

44,000 BTUs — heats 800 to 2,100 square feet, based on climate and home efficiency
EPA certified, with low emission levels of 2.1 grams per hour
1.5 cu. ft. firebox capacity / 16" maximum log length
Up to 7 hours of burn time from each load of wood†
Easy start-up


Dimensions in inches. Refer to installation/owner's manual for detailed specifications on installing this product. Hearth & Home Technologies reserves the right to update units periodically. Product installation must adhere strictly to instructions shipped with product.

Model Specifications

Width: 23-3/8
Height: 27-15/16
Depth: 26-7/16
Peak BTU/Hour Output: 44,000
Heating Capacity*: 800-2,100 sq ft
Maximum burn time: 7 hours
Emissions: 2.1 grams/hour
Firebox capacity: 1.5 cu ft
Maximum log length: 16"
Viewing Area: 125 sq in
Efficiency**: 78.7%

** Weighted Average LHV (Low Heating Value) Efficiency
Specification Images

Heat output will vary depending on the type of fuel used. The flame and ember appearance may vary based on the type of fuel burned and the venting configuration used. Actual product appearance, including flame may differ from image shown. Refer to the Owners Manual for complete clearance requirements and specifications. Product specifications and pricing subject to change without notice. For testing and listing information please refer to the owners/installation manual.
*For select products: Heating capacity to be used as a guide only. See your local dealer for help in determining the product that best suits your heating needs based on climate and home efficiency.
†For wood-burning appliances: Actual burn times will vary based on how the appliance is operated, load size, moisture content and type of wood used, and installation.


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