By Osburn

Matrix I wood insert

$3,599.00
$3,599.00
Shipping calculated at checkout.
Availability: In stock
Collections:
Osburn3500 I wood insert
3500 I wood insert
Inspire 2000 I wood insert
OsburnInspire 2000 I wood insert
$3,599.00
$3,599.00

Enjoy clean, powerful warmth with the Osburn Matrix Wood Insert. EPA‑2020 certified and 79% efficient, it delivers up to 75,000 BTU to heat spaces from 500 to 2,100 sq ft—all with ultra‑low emissions (~1.5 g/h). Its sleek cast‑iron design, large viewing glass, built‑in blower, and spacious firebox for 20″ logs make it a stylish and eco‑friendly choice for modern fireplace upgrades.

Performance

Fuel: Dry cordwood (16″ recommended)
Heating Area: 500–2,100 ft²
Max Heat Output: 75,000 BTU/h
Burn Time: 8 hours
Efficiency: ~77% optimal (75% HHV, 79% LHV)
Firebox Volume: 2.4 ft³
Emissions: 1.54 g/h

Dimensions

Unit Size (H × W × D): 25⅛″ × 36⅛″ × 23⅛″
Weight: 491 lb
Chimney: 6″ diameter, minimum 12′ height

Features

Combustion Type: Non-catalytic
Certification: EPA 2020 approved
Max Log Length: 20″
Glass Door: Ceramic, air-wash system; viewing area ~19⅝″ × 11⅞″