Insul-Plug Insulated Chimney Plug. Blocks old, unused thimble holes in masonry chimneys.
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Polyguard® ALGRDL35-1/2X150 3MMBALGRDL35-1/2X150
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8'' SuperPro Insulated Tee Plug - J81TPI - 8'' SuperPro Tee Plug- Find 8 inch Selkirk chimney pipe accessories here along with expert advice and
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Red Hill General Store: Stove Pipe