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 Defender Seal

Teakdecking Systems SIS-440 Teak Deck Caulking

  • Cures Rapidly to a Tough, Flexible, Non-Corrosive Solid Rubber Compound
  • Material: One-Part Polymer, Use: Specifically for Teak Deck Seams
  • Color: Black, Container: 20 oz. (600 ml) Sausage, Cure Time: 36-48 Hours*
  • Item #: 
    Teakdecking Systems
    Model #: 
    CAULK 20SB
    Shipping Weight: 
    1.55 Lbs.
    List Price: 
    Our Price:
    Status:      In Stock


    Warning This product ships ground only

    Teakdecking Systems® SIS-440 Teak Deck Caulking


    • Neutral-cure caulk reacts with atmospheric moisture to form a tough yet flexible, solid rubber compound
    • Does not sag during cure, adheres permanently and stays flexible
    • Cured sealant is non-corrosive to all substrates
    • Easy one-step application with no primer required
    • Highest-rated UV resistance
    • Outstanding temperature stability and chemical resistance


    • Teakdecking Systems Model No. CAULK 20SB
    • Material: One-part polymer
    • Color: Black
    • Container: 20 oz. (600 ml) sausage
    • Tack-Free Time: 20 - 40 minutes*
    • Cure Time: 36 - 48 hours @ 68°F*
    • Tensile Strength: 300 psi

    For further details including application instructions see Data Sheet for this product

    *Tack-free and cure times are subject to atmospheric conditions.

    WARNING: This product MAY expose you to chemicals, which are known to the State of California to cause cancer, birth defects and/or other reproductive harm. For more information go to

    Teakdecking Systems Sausage Caulking Gun
    Item #: 755891
  • Designed to Apply 20 oz. Sausages of Teakdecking Systems SIS440 Deck Caulk
  • Ensures Efficient Use of Environmentally Friendly Caulk Sausage Packaging
  • Solid Build, Less Frequent Cartridge Change-Outs
  •  Include

    Model #:

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