
Osburn • Wood Fireplaces
Everest III
A large high-efficiency fireplace with strong heating capacity and classic styling. We will help compare the current models, confirm the right size, and coordinate the chimney, clearances, hearth, and surrounding finish.
Buying guidance
Why choose Everest III?
A large high-efficiency fireplace with strong heating capacity and classic styling. Use the short sections below to see where it fits, what separates it, and what should be settled before ordering.
Best forA built-in wood hearth planned as part of the room
A large high-efficiency fireplace with strong heating capacity and classic styling.
What makes it differentHigh efficiency design with large format capability
The current collection includes Everest III. A large high-efficiency fireplace with strong heating capacity and classic styling.
What to plan forCoordinate chimney, outside air, hearth, and framing
Confirm the exact appliance, chimney route, clearances, outside-air needs, floor protection, and surrounding finish before construction. The current choices shown here include Everest III.
Compare nearby wood choices 3 alternatives
Horizon
A wide contemporary high-efficiency fireplace with a broad flame view.
Stratford II
A traditional EPA-certified built-in fireplace sized for everyday heating.
Birmingham
Large masonry-style proportions and an open-hearth flame view.
Current collection
Models and sizes
Everest III
Everest III
A large high-efficiency fireplace with strong heating capacity and classic styling.
Official inspiration
Project photos and design examples
We do not yet have a reliably tagged Gagnon installation for this family. These official images show the current product presentation; final appearance varies by model and finish choices.



Before ordering
Plan the complete wood-burning system
Match the appliance to the room
We will compare firebox size, heating goals, burn style, loading, and the space available for the appliance.
Confirm chimney and clearances
Chimney height and routing, floor protection, mantel clearances, and outside-air requirements must be coordinated early.
Choose the finished appearance
Compare doors, surrounds, pedestal or leg choices, hearth materials, and surrounding brick or stone as one design.
Details and support
Resources
Official Everest III information
Use the manufacturer page for current manuals, detailed specifications, emissions data, and configuration resources.
Get help from Gagnon
We can narrow the choices, verify the installation plan, and provide current product and installation pricing.
Let’s plan the right wood-burning product
Send us your opening dimensions or room plans, or visit the showroom to compare the choices in person.