American Hearth Non-Insulated Outside Air Duct for Wood Burning Fireboxes | WBNID

American Hearth WBNID Non-Insulated Outside Air Duct - For Wood Burning Fireboxes

The American Hearth WBNID is a non-insulated duct designed for use with compatible outside air kits on wood burning fireboxes. It helps route outside combustion air to the firebox when the installation calls for a non-insulated duct component.

This part should be matched to the correct American Hearth firebox, outside air kit, and installation requirements before ordering.

• Non-insulated outside air duct
• For compatible wood burning fireboxes
• Used with outside air kit installations
• Helps route outside combustion air
• Model and installation compatibility should be confirmed

Confirm firebox model, outside air kit requirements, and local code before ordering.