The Alterra Small Contemporary Wood Insert provides a flush design for your existing fireplace. The two-speed blower (included) helps distribute the heat to the far corners of your living space, giving this small insert more than you bargained for.

Backed by the industry’s most comprehensive Limited Lifetime Warranty.

Standard Features

• EPA certified
• Front mounted single draft lever for heat adjustment
• High performance brick-lined firebox
• Clean glass airwash system
• Heat radiating ceramic glass provides maximum warmth
• 2 speed blower included
• Heavy duty cast door with cool-to-touch handle
• Dual-burn design creates longer and more complete burns

Flush cast iron design

The cast iron front of the GMi70 is designed to fit flush with your hearth for a clean and elegant look.

Soapstone firebox

Burn up to 20 inch logs in the soapstone lined firebox. Soapstone retains the maximum heat from you fire and radiates steady warmth as your insert burns.

Simple operation

Our non-catalytic wood insert is easy to use. A single lever air control lets you burn hot and fast or low and slow to keep warm through the night.

As elegant as they are efficient, the Lodge Collection wood burning stoves have raised the standard for home heating with their proven, Thermal Fin Technology (TFT™). This innovative cast-iron heat exchanger delivers the perfect amount of heat. Expansive, durable ceramic glass gives you unobstructed views of the fire and allows for easy heat transfer. A wide array of high-quality, versatile styling options means that Lodge Collection stoves will easily complement any décor.

Standard Features

• Spacious 2.1 cubic foot firebox interior accepts up to 20” logs.
• 76,000 BTU’s/hour and heats up to 1000-1800 square feet.
• Thermal Fin heat exchanger creates 32% more surface area than a standard stove design resulting in more heat entering the room.
• Air-boost timer automatically adjusts the air intake control making startup and reloading easier.
• Tall opening provides and expansive view of the burning fire.
• Ceramic glass for extra strength and optimum heat transfer.
• Unique, integral air wash system keeps the glass clean and clear for a wide-open view of the fire.
• Precision-cut, heavy-gauge steel provides dependable, long-lasting operation.
• High-density firebrick retains heat longer, resulting in increased efficiency.
• One-touch control ensures easy operation and comfort.
• Standard 160 CFM variable speed blower quickly moves heat from the insert into your room.
• EPA-certified and Washington State-approved for clean and efficient operation.
• Limited lifetime warranty.

The Matrix wood insert will seduce you with an average particle emission rate as 2.3 g/h and an optimal efficiency of 79%. The latest modifications made to this box are well in tune with the industry standards required for 2020. Although it retains a unique style that is both massive and sleek, we have reviewed the door mechanism to make it more functional. Adding a set of intermediate trim panels may be required to complete your masonry hearth. Always the same legendary Osburn quality.