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Description
Osburn 3500 Extra Large Wood Burning Fireplace Insert combines power, efficiency, and safety, making it your ideal solution for reliable home heating. Osburn Fireplace Insert is expertly crafted with Canadian precision; it delivers exceptional warmth and can withstand even the harshest winters. Whether you're looking to enhance your living space with a stylish heat source or require an extra-large fireplace insert to provide substantial warmth, our Osburn 3500 wood insert is your perfect match.
Featuring sleek, modern lines, we’ve designed this insert to effortlessly complement any home aesthetic, transforming your fireplace into an eye-catching centerpiece. This large wood-burning fireplace insert delivers superior combustion efficiency while significantly reducing emissions, providing cleaner, more efficient heating.
For those in search of premium heating power, our extra-large wood-burning fireplace inserts are designed to integrate seamlessly into your home's décor. With the exceptional performance of the Osburn 3500 wood insert, harsh winters become effortless, providing lasting warmth, comfort, and enduring elegance to your space.
Discover why this powerful and stylish fireplace insert is a wise investment in the lasting beauty and comfort of your home.
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Specifications
Combustion technology
Non-catalytic
High-efficiency certified appliance
Yes, EPA 2020 approved
Maximum log length
22"
Log positioning
Over width
Chimney diameter
6"
Flue outlet diameter
6"
Type of chimney
Liner - ULC-S635, CAN/ULC-S640, UL1777
Minimum chimney height (feet)
15'
Baffle type
C-Cast
Door type
Single, glass with cast iron frame
Glass type
Ceramic glass
Glass surface – dimensions (Width X Height)
18 7/8" X 11 3/4"
Glass air-wash system
Yes
Premium quality blower included (CFM)
144
Overall dimension (Height)
25 3/4"
Overall dimension (Width)
30 3/8"
Overall dimension (Depth)
29"
Door opening – dimension (Height)
9 7/8"
Door opening - dimension (Width)
19"
Firebox – dimension (Height)
12 7/8"
Firebox – dimension (Width)
22 7/8"
Firebox – dimension (Depth)
20 1/8"
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
3/8"
USA standard (emissions)
EPA
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
Width: 30-3/8"
Height: 24-7/8"
Depth: 29"
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Osburn 3500 Extra Large Wood Burning Fireplace Insert combines power, efficiency, and safety, making it your ideal solution for reliable home heating. Osburn Fireplace Insert is expertly crafted with Canadian precision; it delivers exceptional warmth and can withstand even the harshest winters. Whether you're looking to enhance your living space with a stylish heat source or require an extra-large fireplace insert to provide substantial warmth, our Osburn 3500 wood insert is your perfect match.
Featuring sleek, modern lines, we’ve designed this insert to effortlessly complement any home aesthetic, transforming your fireplace into an eye-catching centerpiece. This large wood-burning fireplace insert delivers superior combustion efficiency while significantly reducing emissions, providing cleaner, more efficient heating.
For those in search of premium heating power, our extra-large wood-burning fireplace inserts are designed to integrate seamlessly into your home's décor. With the exceptional performance of the Osburn 3500 wood insert, harsh winters become effortless, providing lasting warmth, comfort, and enduring elegance to your space.
Discover why this powerful and stylish fireplace insert is a wise investment in the lasting beauty and comfort of your home.
|
Combustion technology |
Non-catalytic |
|
High-efficiency certified appliance |
Yes, EPA 2020 approved |
|
Maximum log length |
22" |
|
Log positioning |
Over width |
|
Chimney diameter |
6" |
|
Flue outlet diameter |
6" |
|
Type of chimney |
Liner - ULC-S635, CAN/ULC-S640, UL1777 |
|
Minimum chimney height (feet) |
15' |
|
Baffle type |
C-Cast |
|
Door type |
Single, glass with cast iron frame |
|
Glass type |
Ceramic glass |
|
Glass surface – dimensions (Width X Height) |
18 7/8" X 11 3/4" |
|
Glass air-wash system |
Yes |
|
Premium quality blower included (CFM) |
144 |
|
Overall dimension (Height) |
25 3/4" |
|
Overall dimension (Width) |
30 3/8" |
|
Overall dimension (Depth) |
29" |
|
Door opening – dimension (Height) |
9 7/8" |
|
Door opening - dimension (Width) |
19" |
|
Firebox – dimension (Height) |
12 7/8" |
|
Firebox – dimension (Width) |
22 7/8" |
|
Firebox – dimension (Depth) |
20 1/8" |
|
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 |
3/8" |
|
USA standard (emissions) |
EPA |
|
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 |


















