Dow Styrofoam Sill Plate Seal Foam Gasket 5.5" wide x 50' long. (Polyethylene?)

⁰re: Dow Styrofoam Sill Seal Foam Gasket 5.5" wide x 50' long. NEW Rolls 22.9-sq ft. Manufacturer part number 334174. Easy to unroll and use. I can send singles.

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