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Foster

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  • In StockFDS181 - MASTIC (1 GALLON, FIBER-REINFORCED)
    UNIVERSAL

    FDS181 – MASTIC (1 GALLON, FIBER-REINFORCED)

    SKU · FDS181GRAY
    $18.59

    Foster FDS181 fiber-reinforced mastic, 1 gallon. Water-based duct sealant. UL 181 A-M and B-M listed. For sealing metal, fiberglass, and flex duct connections.

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