
Photos illustrate this product family. Model size, finishes, media, controls, and trim shown may differ from your selection; separately selected items are confirmed with your quote.
Osburn · Wood inserts
Matrix — Wood inserts
Fuel / power: Wood
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THE SELECTED MODEL
Matrix — Wood inserts
- Fuel type
- Dry cordwood (16" recommended)
- Heating area
- 500 - 2,100 Ft 2
- Maximum heat output
- 75,000 BTU/h (22.0 kW)
- Fuel type
- Dry cordwood (16" recommended)
- Recommended heating area-ft² : ( )
- 500 - 2,100
- Overall firebox volume-ft³
- 2.4
- EPA loading volume-ft³
- 1.95
- Maximum burn time : ( )
- 8 h
- Maximum heat output-dry cordwood : ( 2 )
- 75,000 BTU/h (22.0 kW)
- Overall heat output rate < : ( 2 ) ( 3 )
- 14,200 BTU/h (4.16 kW) to 44,500 BTU/h (13.04 kW)
- Average overall efficiency (dry cordwood) : ( 3 )
- 72 % (HHV) ( 4 ) / 77 % (LHV) ( 5 )
- Optimum overall efficiency : ( 6 ) ( 7 )
- 79 %
- Optimum heat transfer efficiency : ( 8 )
- 76 %
- Average particulate emissions rate : ( 9 )
- 2.3 g/h
- Average CO : ( 10 )
- 69 g/h
- Combustion technology
- Non-catalytic
- High-efficiency certified appliance
- Yes, EPA 2020 approved
- Maximum log length
- 20"
- Log positioning
- Loading over width
- Chimney diameter
- 6"
- Flue outlet diameter
- 6"
- Type of chimney
- Liner - ULC-S635, CAN/ULC-S640, UL1777
- Minimum chimney height (feet)
- 12'
- Baffle type
- C-Cast or equivalent
- Approved for a mobile home installation
- No
- Shipping Weight
- 491 lb (223 kg)
- Door type
- Single, glass with cast iron frame
- Glass type
- Ceramic glass
- Glass surface – dimensions (Width X Height)
- 19 5/8" X 11 7/8"
- Glass air-wash system
- Yes
- Premium quality blower included (CFM)
- 90
- Overall dimension (Height)
- 25 1/8"
- Overall dimension (Width)
- 36 1/8"
- Overall dimension (Depth)
- 23 1/8"
- Door opening – dimension (Height)
- 8 3/4"
- Door opening - dimension (Width)
- 17 1/2"
- Firebox – dimension (Height)
- 11 7/8"
- Firebox – dimension (Width)
- 21"
- Firebox – dimension (Depth)
- 16 3/4"
- Firebox lined with refractory bricks for better heat distribution
- Yes
- Stainless-steel secondary-air system improving gas combustion
- Yes
- Steel thickness – body
- 3/16"
- Steel thickness – top
- 5/16"
- Fireplace opening – minimum (Height)
- 23 3/8"
- Fireplace opening – minimum (Width)
- 28 7/8"
- Fireplace opening – minimum (Depth)
- 19 5/8"
- USA standard (emissions)
- EPA / ASTM WK47329
- Canadian Standard (emissions)
- CSA B415.1-10
- USA standard (safety)
- UL 1482, UL 737
- Canadian standard (safety)
- ULC S628
- Tested and listed as per applicable standards
- By an accredited laboratory (CAN/USA)
- Warranty
- Limited lifetime
- Clearance – combustible side mantle to unit
- 9" / 9"
- Clearance – combustible top mantle to unit
- 27" / 27"
- Clearance – combustible side wall to unit
- 16" / 16"
- Clearance – minimum floor protection in front of the appliance
- 18" / 16"
- Clearance - from the top of the unit to the shelf
- 27"
- Clearance – from the top of the insert to the shelf
- 27"
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