Thru-the-Wall installation requires 2 wall units and one insulating thimble. As shown in picture: A = insulating thimble, B = Base plate assembly, C = Metal cover assembly, D = Insulating Sleeve
Reduce the combustible ignition danger of the stove connector pipe. InsulFlue is tested and listed to U.L. 2,100° F temperature standards. Actually protects wall on both sides when the chimney is not adjacent to the house wall. InsulFlue reduces the minimum 18" clearance specified by NFPA standard to 2". Can be used with single or double wall connector pipe.
Installation is easy with simple household tools. InsulFlue may be installed with masonry or metal chimneys.

Illustration shows typical Thru-the-Wall installation. Insulating sleeves protect wall and any adjacent combustibles on both sides. Insulating thimble isolates wall itself -- helps prevent overheating of wood bracing, drywall, wallpaper, and paint.

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