3500 Wood Stove

3500 Wood Stove with Blower by Osburn

3500 Wood Stove by Osburn


Fuel type: Dry cordwood

Maximum heat output: 110,000 BTU/h (32.2 kW)

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12702 Ali Ghan Rd NE
Cumberland, MD 21502

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Specifically designed to face the rigor of winter, the 3500 Wood Stove by Osburn is an 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 a door overlay, a fire screen, and a glass ash lip are available as options.

Specs & Manual

Download the operation manual here.

Fuel type : Dry cordwood
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 (EPA cribs/Douglas fir) : N.A. (HHV) N.A. (LHV)
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

Additional Photo

3500 Wood Stove with Blower by Osburn 1