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Description
Thelarge fireplace insert combines power, efficiency, and safety, making it a top-tier choice for anyone seeking reliable home heating. Designed to deliver maximum warmth, this insert is built to handle even the coldest winters. Whether you need a large fireplace insert to enhance your living space or an extra-large wood-burning fireplace insert for those seeking powerful heat output, the Osburn 3500 wood insert is the perfect option.
Its sleek design and modern lines ensure it will complement the aesthetic of any home, making it not just a source of heat but also a striking focal point in your living area. Crafted with expert Canadian craftsmanship, this large wood-burning fireplace insert is engineered to maximize combustion efficiency while reducing emissions so you can enjoy a cleaner and more efficient burn.
If you're looking for the largest fireplace insert that blends seamlessly with your home's décor while providing powerful heat, this insert will meet all your needs. With the Osburn 3500 wood insert, no harsh winter will stand a chance. It's a wise investment in lasting warmth, comfort, and the enduring elegance of your home.
Learn more about Fireplace Inserts.
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
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Specifications
Width: 30-3/8"
Height: 24-7/8"
Depth: 29"
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Thelarge fireplace insert combines power, efficiency, and safety, making it a top-tier choice for anyone seeking reliable home heating. Designed to deliver maximum warmth, this insert is built to handle even the coldest winters. Whether you need a large fireplace insert to enhance your living space or an extra-large wood-burning fireplace insert for those seeking powerful heat output, the Osburn 3500 wood insert is the perfect option.
Its sleek design and modern lines ensure it will complement the aesthetic of any home, making it not just a source of heat but also a striking focal point in your living area. Crafted with expert Canadian craftsmanship, this large wood-burning fireplace insert is engineered to maximize combustion efficiency while reducing emissions so you can enjoy a cleaner and more efficient burn.
If you're looking for the largest fireplace insert that blends seamlessly with your home's décor while providing powerful heat, this insert will meet all your needs. With the Osburn 3500 wood insert, no harsh winter will stand a chance. It's a wise investment in lasting warmth, comfort, and the enduring elegance of your home.
Learn more about Fireplace Inserts.
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 |