Gear Aid Seam Grip FC Fast Cure Seam Sealant

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Water-based sealant for tent seam. Provides a long-lasting barrier, covering up to 60 feet of seams. Creates a flexible seal that moves with the fabric, preventing cracking and peeling.

Gear Aid says: 

Seam Grip FC is a fast-curing, water-based tent seam sealer. Previously known as Seam Sure, this waterproofing sealant comes in a 2 fl oz bottle and seals up to 60 ft of seams or fabric. The liquid formula is perfect for family-sized tents, tarps and pop-ups made of nylon. Just apply a thin film to the inside seams and allow to dry to a clear, flexible seal. Don’t let rain ruin an outdoor experience. Seal and waterproof tent seams in no time with Seam Sure FC and stop leaks before they happen.

Please note: Seam Grip FC will not work on silicone-treated fabrics or sil-nylon.

Our Verdict

This water-based urethane sealant provides a long-lasting, waterproof barrier for tent seams and other outdoor fabrics, ensuring your gear remains dry and secure in all weather conditions. The 2 fl oz bottle can cover up to 60 feet of seams, making it ideal for family-sized tents, tarps, and pop-ups made of nylon, polyester, and other common materials.

In just two hours, it creates a flexible, clear seal that moves with the fabric, preventing cracking and peeling even in extreme temperatures ranging from -20°F to 180°F. T

– Reviewed by Ultralight Outdoor Gear

Features

• Long-lasting – Water-based urethane sealant is unaffected by extreme temperatures and keeps moisture out all year long 
• Fast Acting – Formula cures in just two hours for an application on tent seams that’s quick and easy 
• Waterproof – Provides a water-tight seal that won’t peel or crack over time, keeping adventurers warm and dry 
• Flexible – Dries to a clear sealant that flexes with fabric and stays intact without flaking off 
• All-purpose – Seals nylon, polyester, vinyl, canvas and other outdoor fabrics

Specifications

• Weight:
• Material: water-based urethane
• Size: 2 fl oz
• Color: clear
• Adheres to: nylon, canvas, vinyl, polyester, and most fabrics
• Coverage: 720” x 0.25” (60 ft of seams)
• Cure time: 2 hours
• Cure method: humidity
• Application Temperature: 60° to 100°F
• Use Temperature: -20° to 180°F
• Freeze-Thaw Stable: no
• Storage: store in cool, dry place