Osburn Horizon Extra Large Wood-Burning Fireplace

Overview

Brochure Manual Spec Sheet

The Horizon Wood Fireplace combines powerful heating performance, clean-burning efficiency, and a simple design that complements virtually any home. Built for larger spaces, it delivers long-lasting warmth while maintaining exceptionally low emissions. Its impressive 4.28 cu. ft. firebox can hold up to 60 lbs. of wood, allowing you to build substantial fires and enjoy burn times of up to 11 hours. A patented intelligent air control system helps optimize combustion for efficient, consistent performance while producing just 1.6 g/h of particulate emissions. With its large glass viewing area, generous firebox, and impressive heating capability, the Horizon is an excellent choice for homeowners looking for serious wood-burning warmth without sacrificing efficiency or style.

Main Features:

Heats Up to 2,800 Sq. Ft. – Powerful heating capacity makes it ideal for large living spaces and open floor plans.
Massive 4.28 Cu. Ft. Firebox – Provides generous room for large fires and extended heating.
Up to 11-Hour Burn Time – Enjoy long-lasting warmth with fewer reloads.
Fits Logs Up to 25" – Accommodates larger firewood for added convenience.
Low 1.6 g/h Emissions – Delivers impressive heating performance while maintaining clean-burning operation.
Non-Catalytic Combustion – Provides efficient performance without the maintenance of a catalytic combustor.
Blower Included – Helps distribute warm air throughout your living space.
Moulded Refractory Bricks – Help retain heat while providing a durable firebox interior.
Built for Serious Heating – A large-capacity fireplace designed for homeowners who want substantial, dependable wood heat.
8" Chimney Connection – Designed for use with an 8" chimney system.

Specifications:

Model: OB04010
Fuel Type: Wood Burning
Max Heat Output: Max Heat Output 95,000 BTU/hr
Viewing Area: 29 3/4" W X 13 1/2" H
Unit Dimensions: 50 3/4" W X 43 3/8" H X 31 3/4" D
Firebox Dimensions: 25 3/8" W × 17" H × 17 7/8" D
Door Opening Dimension: 33" W x 12 3/4" H
Door Type: Double, glass with cast iron frame
Glass Type: Ceramic Glass
Chimney Diameter: (8")
Maximum Log Length: 25"
Minimum Chimney Height (Feet): 15'
Weight: 560 lbs
Warranty: Limited lifetime

Accessories:

Faceplate - Prairie Style Faceplate
Brick Panels - Classic Moulded Brick Panels
Decorative Front Glass - Semi-Transparent Black Glass With NightFlame Effect
Fresh Air Intake - 5" Fresh Air Intake Kit With Register, Airtight Damper, & 10' Insulated Flex Pipe, 5" Fresh Air Intake Kit With Register, Airtight Damper, & 25' Insulated Flex Pipe
Forced Air Kit - Forced Air Kit With 25' Of Insulated Flex Pipe

Warranty

Lifetime Coverage – Combustion chamber welds and cast iron door frame. Labor covered for 5 years.
Lifetime Parts Coverage – Ceramic glass, qualifying plating manufacturing defects, and convector air-mate. No labor coverage.
7-Year Parts Coverage – Surrounds, heat shields, ash drawer, steel legs, pedestal, aluminum trims, vermiculite, C-Cast or equivalent baffle, secondary air tubes, removable stainless steel combustion chamber, deflectors, and supports.
5-Year Parts / 3-Year Labor – Handle assembly, glass retainers, and air control mechanism.
5-Year Parts Coverage – Removable carbon steel combustion chamber components.
2-Year Parts / 1-Year Labor – Standard and optional blowers, heat sensors, switches, rheostats, wiring, and electronics.
1-Year Parts Coverage – Paint peeling, gaskets, insulation, ceramic fiber blankets, qualifying refractory bricks, and other options.
Replacement Parts – Parts replaced under warranty are covered for 90 days.
Lifetime Coverage Limit – Parts with lifetime coverage are limited to one replacement.

Product Resources

Brochure Manual Spec Sheet

Main Features:

Heats Up to 2,800 Sq. Ft. – Powerful heating capacity makes it ideal for large living spaces and open floor plans.
Massive 4.28 Cu. Ft. Firebox – Provides generous room for large fires and extended heating.
Up to 11-Hour Burn Time – Enjoy long-lasting warmth with fewer reloads.
Fits Logs Up to 25" – Accommodates larger firewood for added convenience.
Low 1.6 g/h Emissions – Delivers impressive heating performance while maintaining clean-burning operation.
Non-Catalytic Combustion – Provides efficient performance without the maintenance of a catalytic combustor.
Blower Included – Helps distribute warm air throughout your living space.
Moulded Refractory Bricks – Help retain heat while providing a durable firebox interior.
Built for Serious Heating – A large-capacity fireplace designed for homeowners who want substantial, dependable wood heat.
8" Chimney Connection – Designed for use with an 8" chimney system.

Specifications:

Model: OB04010
Fuel Type: Wood Burning
Max Heat Output: Max Heat Output 95,000 BTU/hr
Viewing Area: 29 3/4" W X 13 1/2" H
Unit Dimensions: 50 3/4" W X 43 3/8" H X 31 3/4" D
Firebox Dimensions: 25 3/8" W × 17" H × 17 7/8" D
Door Opening Dimension: 33" W x 12 3/4" H
Door Type: Double, glass with cast iron frame
Glass Type: Ceramic Glass
Chimney Diameter: (8")
Maximum Log Length: 25"
Minimum Chimney Height (Feet): 15'
Weight: 560 lbs
Warranty: Limited lifetime

Accessories:

Faceplate - Prairie Style Faceplate
Brick Panels - Classic Moulded Brick Panels
Decorative Front Glass - Semi-Transparent Black Glass With NightFlame Effect
Fresh Air Intake - 5" Fresh Air Intake Kit With Register, Airtight Damper, & 10' Insulated Flex Pipe, 5" Fresh Air Intake Kit With Register, Airtight Damper, & 25' Insulated Flex Pipe
Forced Air Kit - Forced Air Kit With 25' Of Insulated Flex Pipe

Warranty

Lifetime Coverage – Combustion chamber welds and cast iron door frame. Labor covered for 5 years.
Lifetime Parts Coverage – Ceramic glass, qualifying plating manufacturing defects, and convector air-mate. No labor coverage.
7-Year Parts Coverage – Surrounds, heat shields, ash drawer, steel legs, pedestal, aluminum trims, vermiculite, C-Cast or equivalent baffle, secondary air tubes, removable stainless steel combustion chamber, deflectors, and supports.
5-Year Parts / 3-Year Labor – Handle assembly, glass retainers, and air control mechanism.
5-Year Parts Coverage – Removable carbon steel combustion chamber components.
2-Year Parts / 1-Year Labor – Standard and optional blowers, heat sensors, switches, rheostats, wiring, and electronics.
1-Year Parts Coverage – Paint peeling, gaskets, insulation, ceramic fiber blankets, qualifying refractory bricks, and other options.
Replacement Parts – Parts replaced under warranty are covered for 90 days.
Lifetime Coverage Limit – Parts with lifetime coverage are limited to one replacement.

Education

Brochure Manual Spec Sheet

Main Features:

Heats Up to 2,800 Sq. Ft. – Powerful heating capacity makes it ideal for large living spaces and open floor plans.
Massive 4.28 Cu. Ft. Firebox – Provides generous room for large fires and extended heating.
Up to 11-Hour Burn Time – Enjoy long-lasting warmth with fewer reloads.
Fits Logs Up to 25" – Accommodates larger firewood for added convenience.
Low 1.6 g/h Emissions – Delivers impressive heating performance while maintaining clean-burning operation.
Non-Catalytic Combustion – Provides efficient performance without the maintenance of a catalytic combustor.
Blower Included – Helps distribute warm air throughout your living space.
Moulded Refractory Bricks – Help retain heat while providing a durable firebox interior.
Built for Serious Heating – A large-capacity fireplace designed for homeowners who want substantial, dependable wood heat.
8" Chimney Connection – Designed for use with an 8" chimney system.

Specifications:

Model: OB04010
Fuel Type: Wood Burning
Max Heat Output: Max Heat Output 95,000 BTU/hr
Viewing Area: 29 3/4" W X 13 1/2" H
Unit Dimensions: 50 3/4" W X 43 3/8" H X 31 3/4" D
Firebox Dimensions: 25 3/8" W × 17" H × 17 7/8" D
Door Opening Dimension: 33" W x 12 3/4" H
Door Type: Double, glass with cast iron frame
Glass Type: Ceramic Glass
Chimney Diameter: (8")
Maximum Log Length: 25"
Minimum Chimney Height (Feet): 15'
Weight: 560 lbs
Warranty: Limited lifetime

Accessories:

Faceplate - Prairie Style Faceplate
Brick Panels - Classic Moulded Brick Panels
Decorative Front Glass - Semi-Transparent Black Glass With NightFlame Effect
Fresh Air Intake - 5" Fresh Air Intake Kit With Register, Airtight Damper, & 10' Insulated Flex Pipe, 5" Fresh Air Intake Kit With Register, Airtight Damper, & 25' Insulated Flex Pipe
Forced Air Kit - Forced Air Kit With 25' Of Insulated Flex Pipe

Warranty

Lifetime Coverage – Combustion chamber welds and cast iron door frame. Labor covered for 5 years.
Lifetime Parts Coverage – Ceramic glass, qualifying plating manufacturing defects, and convector air-mate. No labor coverage.
7-Year Parts Coverage – Surrounds, heat shields, ash drawer, steel legs, pedestal, aluminum trims, vermiculite, C-Cast or equivalent baffle, secondary air tubes, removable stainless steel combustion chamber, deflectors, and supports.
5-Year Parts / 3-Year Labor – Handle assembly, glass retainers, and air control mechanism.
5-Year Parts Coverage – Removable carbon steel combustion chamber components.
2-Year Parts / 1-Year Labor – Standard and optional blowers, heat sensors, switches, rheostats, wiring, and electronics.
1-Year Parts Coverage – Paint peeling, gaskets, insulation, ceramic fiber blankets, qualifying refractory bricks, and other options.
Replacement Parts – Parts replaced under warranty are covered for 90 days.
Lifetime Coverage Limit – Parts with lifetime coverage are limited to one replacement.