Resistant to weathering and seawater, Sikaflex-291i is the perfect all-rounder: an all-purpose flexible marine sealant that bonds extremely well to all standard materials used in boat construction. Its outstanding elasticity ensures a durable, long-lasting seal alike all other Sikaflex Marine sealants and adhesives.Sikaflex-291 is a non-sag, 1-component polyurethane sealant specifically developed for the marine market; it cures on exposure to atmospheric moisture to form a durable elastomer. Sikaflex-291 meets the requirements set out by the International Maritime Organization (IMO).FeaturesCures to 3mm in 24 hoursUse above and below water lineGeneral all-purpose sealantResists salt waterMay be used for light duty bondingFast strength build-upExcellent adhesion to gelcoat, fiberglass, metal and woodMay be squeezed or brushed into placeStablePaintableVersatile packagingExcellent bondFast tack-free timeHigh solids contentSandableNSF approved for potable water (black and white only)USDA approved for incidental food contactSpecificationsApplication Temperature: +5Deg. to +25Deg.CService Temperature: -40Deg. to +90Deg.CTack Time: 60-90 minsCoverage: 10m per 310ml cartridgeApplications:Chain platesDeck Fittings & HardwareHatchesPorts, etc.Safety DataSheet .input-wrapper a { text-decoration: none; / Removes underline / background-color: transparent; / Ensures no background color / } .input-wrapper a:hover { text-decoration: underline; / Adds underline on hover / background-color: transparent !important; / Removes grey highlight / }