Osburn Fresh Air Intake Kit for Wood Stove Legs, 5", 950

AC01421

Status: Arriving Soon

US$150.00

Description

Description

The Osburn Fresh Air Intake Kit For 5" Wood Stove Legs, part number AC01421, is a 5-inch diameter fresh air intake kit designed specifically for the Osburn 950 wood stove in the legs-mounted configuration. The fresh air intake kit provides the stove-side connection components required to install a dedicated outside combustion air supply to the Osburn 950 on legs, routing outside air from the exterior of the building through a flex pipe connection to the stove's combustion air intake.

The kit is listed at position 41 in the Osburn 950 parts list as the 5-inch fresh air intake kit for the wood stove on legs and is specifically engineered for the legs configuration of the 950 stove body.

Fresh air intake systems supply dedicated outside combustion air directly to the heating appliance, drawing air from outside the building structure rather than from the room air within the installation space. This is recommended in tightly constructed homes where natural air infiltration through the building envelope is insufficient to supply adequate combustion air, and is required when the Osburn 950 is installed in a mobile home, as confirmed in the 950 owner's manual — the stove is approved for mobile home installation with a fresh air intake.

The AC01421 kit includes the assembled fresh air intake box, two clamps, one white exterior wall termination, black metallic paint, one black pre-glued gasket, one flat rod, one ground rod, and screws. The HVAC flexible pipe and air intake grille screws are not included in the kit and must be sourced separately. The AC02090 5-inch by 4-foot insulated flexible pipe for the fresh air intake kit is the recommended companion flex pipe for completing the AC01421 installation.

What's Included: Assembled fresh air intake box, two clamps, one white exterior wall termination, black metallic paint, one black pre-glued gasket, one flat rod, one ground rod, and screws. HVAC flexible pipe and air intake grille screws are sold separately.

Installation Limits: The AC01421 is designed specifically for the Osburn 950 wood stove in the legs-mounted configuration only. All fresh air intake installation must comply with local building codes and all applicable standards governing combustion air supply. All installation must follow the Osburn 950 owner's manual fresh air intake installation instructions. Installation by a qualified installer is recommended.

Compatibility: Compatible with the Osburn 950 wood stove OB00950 in the legs-mounted configuration.

Features

Features

  • 5-inch diameter fresh air intake kit designed specifically for the Osburn 950 wood stove in the legs-mounted configuration, providing the stove-side components for a dedicated outside combustion air supply installation
  • Required for Osburn 950 installations in mobile homes — the 950 is approved for mobile home use with a fresh air intake kit per the owner's manual
  • Kit includes assembled fresh air intake box, two clamps, white exterior wall termination, black metallic paint, black pre-glued gasket, flat rod, ground rod, and screws
  • HVAC flexible pipe and air intake grille screws are not included and must be sourced separately — the AC02090 5-inch by 4-foot insulated flex pipe is the recommended companion for completing the installation
  • Listed at position 41 in the Osburn 950 owner's manual parts list as the 5-inch fresh air intake kit for wood stove on legs
  • All installation must comply with local building codes and follow the Osburn 950 owner's manual fresh air intake installation instructions — installation by a qualified installer is recommended

Specifications

Specifications

Part Number: AC01421
Brand: Osburn
Manufacturer: Stove Builder International (SBI)
Part Type: Fresh Air Intake Kit for Wood Stove on Legs
Diameter: 5 inches
Kit Contents: Fresh Air Intake Box, Two Clamps, Exterior Wall Termination, Black Metallic Paint, Pre-Glued Gasket, Flat Rod, Ground Rod, Screws
Sold Separately: HVAC Flexible Pipe and Air Intake Grille Screws — AC02090 Insulated Flex Pipe Recommended
Compatible Model: Osburn 950 Wood Stove OB00950 on Legs Configuration

 

The Osburn AC01421 Fresh Air Intake Kit For 5" Wood Stove Legs is a 5-inch diameter OEM fresh air intake kit for the Osburn 950 wood stove in the legs-mounted configuration, providing the stove-side components to install a dedicated outside combustion air supply — HVAC flexible pipe is sold separately and the AC02090 insulated flex pipe is the recommended companion for completing the installation.

 

Support

Support

 
Product FAQ

What does the AC01421 fresh air intake kit contain and what must be purchased separately?

The AC01421 kit includes the assembled fresh air intake box, two clamps, one white exterior wall termination, black metallic paint, one black pre-glued gasket, one flat rod, one ground rod, and screws. HVAC flexible pipe and air intake grille screws are not included in the kit and must be sourced separately to complete the installation. The AC02090 5-inch by 4-foot insulated flexible pipe for the fresh air intake kit is the recommended companion flex pipe for the AC01421 installation and is available separately through Rural Energy.

Why is the AC01421 specified specifically for the legs-mounted configuration of the Osburn 950?

The fresh air intake connection point on the Osburn 950 stove body is accessed differently depending on whether the stove is installed on legs or on a pedestal base, as the leg and pedestal configurations present the underside of the stove differently and require different fresh air intake box geometry and connection routing to reach the stove's combustion air intake collar. The AC01421 is engineered specifically for the legs configuration of the 950 and must not be substituted with a pedestal-configuration intake kit or a kit designed for a different stove model, as it will not fit correctly.

Is a fresh air intake required for the Osburn 950 in all installations?

A fresh air intake is required for the Osburn 950 when it is installed in a mobile or manufactured home — the stove is approved for mobile home installation only with a fresh air intake, as mobile homes are often highly airtight and require outside combustion air to prevent unsafe carbon monoxide accumulation. In conventional residential installations, a fresh air intake is recommended in tightly constructed homes where natural air infiltration through the building envelope is insufficient to supply adequate combustion air. Local building codes in some jurisdictions may also require a fresh air intake for new installations regardless of construction tightness — the authority having jurisdiction should be consulted before installation.

What is the AC02090 insulated flex pipe and why is it needed with the AC01421?

The AC02090 is a 5-inch by 4-foot insulated flexible pipe for the fresh air intake kit that connects the AC01421 fresh air intake box at the stove to the exterior wall termination, carrying outside combustion air through the wall to the stove's intake. The insulated construction prevents condensation from forming on the outside of the flex pipe as cold outside air passes through it into the warmer installation space. The AC02090 is sold separately from the AC01421 kit and must be ordered in conjunction with the kit to complete the full fresh air intake installation for the Osburn 950.

What is the role of the AC01349 fresh air intake register with airtight damper in the Osburn 950 fresh air intake system?

The AC01349 5-inch fresh air intake register with airtight damper is a separate accessory that provides a controllable and airtight closure at the interior wall termination point of the fresh air intake system, allowing owners to close the fresh air intake opening completely when the stove is not in operation to prevent cold outside air from flowing back through the intake pipe into the room. The register is ordered separately from the AC01421 kit. Together the AC01421 kit, the AC02090 flex pipe, and the AC01349 register comprise the complete fresh air intake system components for the Osburn 950 on legs installation.

What installation requirements apply to the AC01421 fresh air intake kit on the Osburn 950?

All fresh air intake installation must comply with local building codes and all applicable standards governing combustion air supply for wood stove installations in the jurisdiction where the appliance is installed. All installation must follow the step-by-step fresh air intake installation instructions in the Osburn 950 owner's manual. Installation by a qualified installer is recommended to ensure the system is correctly sized, routed, and connected to the stove in compliance with all applicable requirements. The exterior wall penetration for the fresh air intake pipe must be correctly sealed around the pipe to prevent air and moisture infiltration through the wall.

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