Meet the Osburn 3500 Wood Fireplace Insert With Blower (OB03510). This powerful, efficient unit is built for homeowners who want warmth, style, and a touch of ambiance this winter. With a large viewing window and customizable finishes, it’s as much a design feature as it is a heating solution.

Designed and crafted in Canada, the Osburn 3500 combines serious heating performance with practical ease of use. It quietly blurs the line between hearth and centerpiece—so your living room becomes a cozy sanctuary, not a battlefield against the cold.

Key Features & Design

• Large viewing window: One of the largest glass surfaces in its category, providing a stunning view of the flames while delivering reliable heat.
• Firebox & burn time: 3.5 cubic foot firebox provides up to 10 hours of burn time, designed for 16" dry cordwood for steady, reliable heating.
• Efficiency & emissions: Optimum overall efficiency of 77% and meets EPA 2020 standards with ultra-low emissions of just 1.32 g/hr.
• Heat distribution: Premium 144 CFM blower ensures even heat distribution throughout the room.
• BTU range: Heating range from 18,100 to 49,500 BTU/h, giving you full control over warmth levels.
• Customization: Choose door overlay, faceplate, and trims to match your home’s architecture—turning a heating appliance into a design feature.
• Maintenance & performance: Burns efficiently to minimize soot and buildup, keeping maintenance low and performance high.
• Craftsmanship & safety: A proud example of Canadian craftsmanship, built for reliability and safety in modern homes.
• Shipping & delivery: Free USA shipping; packed and shipped within 1–3 business days and delivered to you in 5–10 business days.