Specifically designed to face the rigor of winter, the Osburn 3500 is essential for any spacious home, especially in harsh weather conditions. Despite its emissions below 2.0 g/h, this wood stove utilizes a user-friendly, non-catalytic technology as well as a significant reduction of fuel consumption. The unit features a firebox that can hold up to 50 lb of cordwood, as well as a blower, a thermodisc and an airmate for optimal heat distribution and unparalleled comfort.
A choice of door overlay, a fire screen, a glass ash lip are available as options.
GENERAL FEATURES
| Combustion technology |
Non-catalytic |
| High-efficiency certified appliance |
Yes, EPA 2020 approved |
| Maximum log length |
22" |
| Log positioning |
Loading over width and over depth |
| Chimney diameter |
6" |
| Flue outlet diameter |
6" |
| Type of chimney |
CAN/ULC S629, UL 103 HT (2100 °F) |
| Minimum chimney height (feet) |
15' |
| Baffle type |
C-Cast or equivalent |
| Approved for an alcove installation |
Yes |
| Approved for a mobile home installation |
Yes, with fresh air intake |
| Shipping Weight |
524 lb (238 kg) |
| 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) |
130 |
| Overall dimension (Height) |
34 3/4" |
| Overall dimension (Width) |
28 7/8" |
| Overall dimension (Depth) |
33 1/2" |
| 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 |
| Model |
Pedestal |
| Steel thickness – body |
3/16" |
| Steel thickness – top |
5/16" |
| USA standard (emissions) |
EPA |
| Canadian Standard (emissions) |
CSA B415.1-10 |
| USA standard (safety) |
UL 1482, UL 737 |
| Canadian standard (safety) |
ULC S627 |
| Tested and listed as per applicable standards |
By an accredited laboratory (CAN/USA) |
| Warranty |
Limited lifetime |
APPLIANCE PERFORMANCE
| Fuel type : |
Dry cordwood (16" recommended) |
| Recommended heating area-ft² :
|
1,000 - 2,700 |
| Overall firebox volume-ft³ : |
3.5 |
| EPA loading volume-ft³ : |
2.84 |
| Maximum burn time :
|
10 h |
| Maximum heat output-dry cordwood :
|
110,000 BTU/h (32.2 kW) |
| Overall heat output rate < :
|
18,200 BTU/h (5.3 kW) to 49,500 BTU/h (14.5 kW) |
| Average overall efficiency (dry cordwood) :
|
71 % (HHV)
|
76 % (LHV) |
| Optimum overall efficiency :
|
77 % |
| Optimum heat transfer efficiency :
|
76 % |
| Average particulate emissions rate :
|
1.32 g/h |
| Average CO : |
92 g/h |
Minimum clearances to combustibles*
(Data expressed in inches. 1 inch = 25.4 mm)
|
Single wall pipe |
Double wall pipe |
| Clearance – back wall |
13" |
6" |
| Clearance - corner |
7 1/4" |
7" |
| Clearance – side wall |
14" |
14" |
| Clearance – top (measured from the platform on which the appliance is installed) |
84" |
84" |
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