Osburn Matrix 1900 Wood Insert OB01900
Fuel type: Dry cordwood
Recommended heating area: 250 – 1,200 square feet
Maximum heat output: 45,000 BTU/h
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Description
The Osburn Matrix 1900 Wood Insert is a compact, high-efficiency fireplace insert designed to heat spaces from 250 to 1,200 square feet. EPA 2020 approved and built for installation into a masonry fireplace, this wood insert delivers up to 45,000 BTUs of heat with up to 82% efficiency.
With its cast iron faceplate, large glass viewing area, and compact design for smaller hearths, the Osburn Matrix 1900 Wood Insert offers reliable heating performance while maintaining a clean, modern look. Its deep combustion chamber allows ash to accumulate gradually, reducing cleaning frequency.
Key Features: Non-catalytic combustion, heats 250–1,200 sq ft, accepts 17″ logs, up to 45,000 BTUs, 82% efficiency, 1.1 cu. ft. firebox.
Specs
Download the complete installation & operation manual here.
| Fuel type: | Dry cordwood |
| Heating area: | 250 – 1,200 sq ft |
| Firebox volume: | 1.1 cu ft |
| Burn time: | Up to 7 hours |
| Max heat output: | 45,000 BTU/h |
| Efficiency: | Up to 82% |
| Emissions: | 1.5 g/h |
