Osburn 1900 Wood Burning Fireplace Insert - OB01900



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Treat your family to incomparable comfort with the Matrix 1900 wood-burning insert. Its magnificent cast-iron faceplate is adorned with a patterned upper louver and columns that frame its large door. Its discreet black wooden handle, air control with removable handle as well as flush mount blower disappear to leave room for the delicate details of its faceplate. Its large glass surface highlights a panoramic view of the flames to fully enjoy your moments near the fire.


  • Covers 250-1,200 sqft
  • 45,000 BTU
  • 7 Hour Max Burn Time
  • 71% Efficient
  • Minimum Fireplace Dimensions - 25" W x 19"H x 15 1/2"D
  • 6" Flue Diameter

The Matrix 1900 is a compact unit that has tapered top and sides for easy installation in smaller hearths. The deep bottom of its combustion chamber allows ash to accumulate and reduces the frequency of cleaning.

Additional Information

  • Average Particulate Emissions Rate: 1/5 g/h
  • UL 1482, UL 737 Certified
  • EPA Certified
  • Limited Lifetime Warranty
  • mobile home approved


  • Top - 72"
  • Combustible Side Mantle to Unit - 1"
  • Combustible Top Mantle to unit - 34"
  • Combustible Side Wall to Unit - 16"
  • Shelf to Base of Fireplace - 34"

Tax Credit Information: This stove qualifies for the 30% federal tax credit which is applied from the total purchase price and installation costs (Up to $2,000 annually). Click HERE for further details.

Product Specifications

More Information
Osburn 1900 Wood Burning Fireplace Insert - OB01900
Heating BTU45,000
Approximate Heating Area250-1200 sqft
Flue LocationTop
Flue Outlet6" Diameter
TypeBrick & Stone Fireplace Insert
Ignition TypeMatch Light
Fuel TypeWood
CertificationEPA, UL 1482, UL 737
Size Range30" - 39" Wide
Area Heated1000 - 1499 Sq. Ft
Fireplace StyleTraditional
Minimum Fireplace Dimensions25" W x 19" H x 15 1/2"D
Max Log Length18"
Height23 7/8"
WarrantyLimited Lifetime Warranty
Resources You will need Adobe Acrobat Reader to view PDF documents
Safety InformationPROPOSITION 65 WARNING


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