Bostik Seal N Flex is a professional polyurethane construction sealant formulated for durable, flexible joints in concrete, masonry, and metal. It accommodates movement, resists weathering, and bonds strongly to common building substrates. Ideal for expansion and control joints, precast panels, facades, and perimeter sealing. Suitable for interior and exterior applications in commercial, industrial, and residential projects requiring long-lasting, elastic sealing performance.

$19.75

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