https://www.staples-3p.com/s7/is/image/Staples/sp320553351_sc7
Flex Seal Flex Paste Sealant, Black, 1 lb., 4/Carton (FLXPFSBLKR16)
$45.99
  • Flex Paste is a super-thick rubberized sealant designed to fill large cracks, gaps, and holes while creating a strong, flexible, waterproof seal for a wide range of repair and maintenance projects
  • This product is packaged in a 4-count carton, with each container holding 1 lb of sealant paste for extended coverage and multiple applications
  • Formulated as a thick rubberized paste, this sealant features a black finish that blends well with many repair surfaces while delivering durable adhesion and protection
New at Staples

Flex Seal Flex Paste Sealant, Black, 1 lb., 4/Carton (FLXPFSBLKR16)

Item #: FLXPFSBLKR16Model #: FLXPFSBLKR16
$45.99
carton

Free Returns

Online. In store. Always free.

Learn More

  • About this product

    Now available in Clear, this line extension provides powerful performance with an invisible finish, ensuring that the original look of your projects remains unchanged. As the thickest and strongest clear sealant paste identified in the market, it's perfect for filling large gaps, cracks, and holes, creating a strong, flexible, and waterproof seal. With its Advanced Hydrophobic Formula, Flex Paste Clear even works underwater. Works on wood, glass, tile, concrete, aluminum, metal, brick, stucco, masonry, copper, fabric, fiberglass, ceramic, porcelain, natural stones, roofing, PVC, EIFS, EPDM, CSPE, Hypalon polyurethanes and much more.

    • Flex Paste is a super-thick rubberized sealant designed to fill large cracks, gaps, and holes while creating a strong, flexible, waterproof seal for a wide range of repair and maintenance projects
    • This product is packaged in a 4-count carton, with each container holding 1 lb of sealant paste for extended coverage and multiple applications
    • Formulated as a thick rubberized paste, this sealant features a black finish that blends well with many repair surfaces while delivering durable adhesion and protection
    • Made in the USA, this sealant provides waterproof, moisture-resistant, leak-resistant, chemical-resistant, UV-resistant, and mildew-resistant performance for reliable long-term protection
    • The versatile formula can be applied to dry or wet surfaces, even underwater, remains flexible without shrinking or cracking, is paintable, and works on wood, metal, concrete, glass, tile, masonry, PVC, and many other materials