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Fast Shipping Osburn 1900 Matrix Wood Insert Efficient Heating Solution Indoor Ob01900 Save 70% + Free Ship [yuHTjL01]

$115.99 $371.99 -69%

Fast Shipping Osburn 1900 Matrix Wood Insert Efficient Heating Solution Indoor Ob01900 Save 70% + Free Ship [yuHTjL01]Compact yet powerful, the Osburn Matrix 1900 is an elusive and sought-after wood insert designed for smaller spaces that demand efficient heating. Though it’s one of the more und

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Fast Shipping Osburn 1900 Matrix Wood Insert Efficient Heating Solution Indoor Ob01900 Save 70% + Free Ship [yuHTjL01]

Fast Shipping Osburn 1900 Matrix Wood Insert Efficient Heating Solution Indoor Ob01900 Save 70% + Free Ship [yuHTjL01]

Compact yet powerful, the Osburn Matrix 1900 is an elusive and sought-after wood insert designed for smaller spaces that demand efficient heating. Though it’s one of the more understated models in the Osburn lineup, the Matrix 1900 delivers reliable warmth, clean combustion, and a refined design. Ideal for smaller masonry fireplaces, it offers modern features like a built-in blower, molded refractory bricks, and a low emissions profile—all packed into a sleek, space-saving form.

What’s Included

  • Osburn Matrix 1900 Wood Insert (OB01900)

  • Built-in blower for improved heat circulation

  • Ceramic glass viewing window (with cast iron frame)

  • Firebox lined with molded refractory bricks

What’s Not Included

  • Chimney liner or venting kit (sold separately)

  • Optional faceplate or trim panel (if required for fireplace opening)

  • Surround finishing materials for masonry fit

Features

  • Compact wood inserts ideal for small to medium spaces

  • EPA 2020 certified for clean-burning performance

  • Non-catalytic combustion system for easy operation

  • Emission rate of just 1.5 g/h for eco-conscious heating

  • Maximum burn time of up to 7 hours

  • Blower included for improved heat distribution

  • Molded refractory firebox bricks retain and radiate heat

  • Suitable for fireplace openings with tapered dimensions

  • Modern styling in a rugged cast-iron and steel body

Specifications

Feature Detail
Model OB01900
Combustion Technology Non-catalytic
EPA Certified Yes (EPA 2020 Approved)
Average Particulate Emissions 1.5 g/h
Maximum Log Length 17 inches
Chimney Diameter 6 inches
Overall Dimensions (H x W x D) 18 5/8" x 27 7/8" x 20 7/8"
Firebox Volume 1.2 cu. ft.
Maximum Burn Time 7 hours
Recommended Heating Area 250 – 1,500 sq. ft. (approx. 8,000 – 40,000 BTU/h)
Fireplace Opening (Min. Required) 21" > 19" H x 25" > 21" W x 15" D
Refractory Brick Lining Yes (molded)
Blower Included Yes
Door Type Likely single, glass with cast iron frame
USA Standard (Emissions) EPA
UPC Code 773388223582

Notes

  • Due to the rarity of this model, some design details or measurements may be updated upon inquiry.

  • This insert is best suited for masonry fireplaces with slightly tapered dimensions.

  • California residents: Review Proposition 65 information prior to purchase.

  • For installation accuracy and safety, consult a certified wood stove professional.

What Our Customers Say

January 22, 2026

Absolutely no complaints!

The build is sturdy and gives me confidence in its longevity.

- Melanie Powell.

January 22, 2026

Absolutely no complaints!

A very satisfying purchase that I'm proud of.

- Proud_Owner.

January 22, 2026

Absolutely no complaints!

A great all-around performer.

- Gianna C..

Write a Review

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