Meet Sudbury Elastomeric 3 oz (89ml) White Sealant Tube—a one-part, marine-grade sealant engineered for tough applications both above and below the waterline. It skins in about 10 minutes and fully cures in 24 hours, delivering a reliable seal fast.
Built to move with your rig, this elastomeric sealant twists, bends, expands, and compresses to seal ports, bed hardware, and joints. Its superior strength, adhesion, and elongation make it ideal for sealing trim tabs, transducers, and other underwater or surface fittings.
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One-part formulation means easy application with no mixing; simply apply and go.
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Fast skinning (10 minutes) and fast curing (24 hours) for quick returns to service.
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Marine-grade performance with excellent flexibility and compression capabilities.
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Excellent adhesion to fiberglass, glass, plastic, metal, and wood without primers.
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Wide temperature tolerance cures from -20°F (-28.9°C) to 120°F (-48.9°C).
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Paintable and wet-sandable after curing for a seamless finish.
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Resistant to teak cleaners, oil, diesel fuel, and saltwater for long-lasting durability.
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Not recommended for wooden deck seams or areas subject to gasoline.
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Easy cleanup with mineral spirits.
Whether you’re sealing ports, filling gaps around hardware, or provisioning for trim tabs and transducers, Sudbury Elastomeric Sealant delivers a strong, flexible, watertight bond you can trust. It’s a heavy-duty solution designed to withstand harsh marine environments while staying pliable and paint-ready after curing.
Manufacturer: Sudbury • Part No: 320 • UPC: 898286002173
Warning: WARNING: This product can expose you to chemicals including Toluene which is known to the State of California to cause birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.