True North 4" Outside Air Adapter for TN20 and TN25C Wood Stoves

This adapter lets the True North TN20 and TN25C wood stoves draw their combustion air from outside the house. It connects the stove to 4 in. metal duct. Order number 11100005.

What's Included

• 4 in. outside air adapter

Key Features

• Required in a mobile home, optional in a house unless your local code calls for outside air
• Leg models: attaches to the underside of the stove
• Pedestal models: attaches to the back of the pedestal when the air comes through a wall. Air drawn up through the floor inside the pedestal base does not need the adapter.

What to Order With It

Fits these stoves:

• TN20 Wood Stove with Legs (31010009)
• TN20 Wood Stove with Pedestal (31010010)
• TN25c Wood Stove with Legs (31010016)
• TN25c Wood Stove with Pedestal (31010017)

For the TN10 use the 3 in. Outside Air Adapter (11100008).

Also needed, supplied by your installer:

• 4 in. flexible or rigid metal duct
• An approved 4 in. inlet vent cap, or a rodent screen of 20 gauge wire mesh over a crawl-space inlet

Specifications

Warranty

Covered under the True North limited warranty for the appliance it is installed on. Contact us for the current terms.

Documents

• TN20 Series B Installation and Operating Instructions (100000064, rev. 030926)
• TN25C Installation and Operating Instructions (100006053, rev. 110925)

True North has not published a photo of this item, so the image shown is the True North logo.