STAR BRITE Marine Silicone Sealant white bottle shows versatile bonding for marine surfaces.
STAR BRITE Marine Silicone Sealant black bottle seals deck joints against water exposure.
STAR BRITE Marine Silicone Sealant clear bottle for near-waterline seals and joints.
STAR BRITE sealant bead on deck demonstrates durable, flexible sealing in harsh conditions.
STAR BRITE silicone sealant sealing a window frame to prevent leaks

STAR BRITE

STAR BRITE Marine Silicone Sealant – Waterproof, UV-Resistant & Flexible

High-performance tools and home improvement made for confident daily results

$30.18

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Why customers choose TaskHolt Tools

Overview

STAR BRITE Marine Silicone Sealant provides a dependable, flexible seal for a wide range of surfaces used in boating and home projects. Available in black, white, and clear, it bonds to fiberglass, wood, glass, metal, and plastics, making it suitable for joints, seams, and edge seals both above and below the waterline.

Why it stands out

This sealant is designed to stay waterproof and airtight, resisting cracking, shrinking, and yellowing over time. The formulation remains pliable from extreme cold to scorching heat and endures sunlight and weathering, helping seams hold up under sun, rain, and salt spray.

  • Available colors: black, white, and clear to blend with various surfaces.
  • Fast skin over: tack-free in under an hour; full cure within 24 hours.
  • Durable silicone rubber remains flexible from -60°F to +450°F.
  • UV, weather, chemical, and solvent resistance for long-lasting performance.

Versatile use cases

Use STAR BRITE Marine Silicone Sealant to secure deck hardware, create gaskets under compression, and seal components like windshields, portholes, through-hull fittings, bathtubs, sinks, windows, doors, and gutters. It also fills cracks and joints where a sturdy, flexible bead is helpful.

  • Ideal for above or below the waterline installations on boats and vessels.
  • Suitable for marine installations and home repairs that require a reliable waterproof seal.

Easy application & performance

Apply with steady pressure and allow the sealant to skin over in about 10 minutes; full cure occurs within 24 hours. It bonds to a variety of substrates and forms a robust, flexible seal that resists environmental stress without sagging or shrinking.

FAQ

Q: What surfaces does STAR BRITE Marine Silicone Sealant bond to?

A: Bonds to fiberglass, wood, glass, metal, and plastics for above and below waterline use.

Q: How long does it take to cure?

A: Tack-free in under an hour; fully cures in 24 hours; remains flexible across a wide temperature range.

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