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Liquid Clear 1 Gallon - Flex Seal

Part #: US855CLR01-2

Flex Seal Liquid Clear 1 Gallon provides a robust, professional-grade solution for sealing, coating, and protecting a wide array of surfaces in automotive and industrial environments. This versatile liquid rubber sealant is engineered to stop leaks and provide a durable, flexible barrier against moisture, air, and corrosion, drying to a virtually invisible finish. It’s an essential addition to any professional technician or mechanic's toolkit for reliable, long-lasting repairs and preventative maintenance.

Key Features

  • Transparent Finish: Dries to a crystal-clear, discreet coating, preserving the original appearance of the underlying material.
  • Watertight & Airtight Seal: Forms a powerful, flexible rubber barrier that effectively seals out water, air, and moisture.
  • Durable & Flexible: Maintains elasticity and integrity even in extreme temperatures, resisting cracking, chipping, and peeling.
  • Versatile Adhesion: Adheres strongly to numerous materials, including metal, PVC, concrete, masonry, wood, and various plastics, ensuring broad application compatibility.
  • Corrosion and Abrasion Protection: Provides a robust layer of protection against rust, corrosion, and general wear and tear, extending the lifespan of components.

Applications

Flex Seal Liquid Clear is suitable for a diverse range of professional applications where a clear, protective, and sealing layer is required. In automotive settings, it can be used for sealing minor leaks in non-pressurized hoses, protecting electrical connections from moisture ingress, coating undercarriage components for rust prevention, and providing a weather-resistant finish on various parts. Industrially, it is effective for waterproofing electrical conduits, sealing HVAC duct seams, repairing minor leaks in roofing or plumbing, and creating a protective, transparent coating on machinery and equipment exposed to harsh elements.

We have 40 in stock

$109.99

Free shipping on orders over $250
Lower 48 states and DC. Excludes freight and oversize items.
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  • Model: 474093
  • Shipping Weight: 9.25lbs
  • UPC: 00208535170065
  • Manufacturers Part #: US855CLR01-2
  • Manufactured by: Flex Seal
  • Also Known As: FLX-US855CLR01-2

This product was added to our catalog on Tuesday 30 June, 2026.

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