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Flex Tape Black 4"x5' - Flex Seal

Part #: TFSBLKR0405

Flex Tape Black 4"x5' by Flex Seal is an essential, professional-grade solution for instant, watertight, and airtight repairs in demanding automotive and industrial environments. Engineered for durability and a powerful bond, this versatile tape is designed to patch, bond, seal, and repair a wide range of materials and surfaces, providing a reliable fix for critical leaks and breaks.

Key Features

  • Powerful Adhesion: Forms a strong, lasting bond on various surfaces including metal, plastic, PVC, acrylic, wood, ceramic, glass, rubber, and more.
  • Watertight and Airtight Seal: Immediately stops leaks and seals out air, water, and moisture, making it ideal for high-pressure applications.
  • Flexible and Conformable: Adapts to curves, corners, and irregular shapes, ensuring a complete and secure seal even on challenging surfaces.
  • Extreme Durability: Designed to withstand tough conditions, including extreme temperatures and UV exposure, without cracking or peeling.
  • Easy Application: Simply cut, peel, and stick for a quick and effective repair, reducing downtime for technicians and mechanics.

Applications

Flex Tape Black 4"x5' is a versatile tool for professional technicians across various sectors. In automotive settings, it provides reliable solutions for temporarily patching leaky hoses, sealing cracked pipes, repairing damaged engine components, or addressing minor bodywork breaches. For industrial maintenance, it excels in sealing HVAC ducts, repairing plumbing leaks, mending damaged equipment casings, or providing quick fixes for roofing and gutter issues. It is also suitable for marine applications, offering emergency hull repairs or sealing leaks in boat components.

Specifications

  • Manufacturer: Flex Seal
  • Model Number: TFSBLKR0405
  • Product Name: Flex Tape Black
  • Dimensions: 4 inches (width) x 5 feet (length)
We have 166 in stock

$14.99

Free shipping on orders over $250
Lower 48 states and DC. Excludes freight and oversize items.
Add to Cart:
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    Flex Seal Homepage
  • Model: 474086
  • Shipping Weight: 0.5lbs
  • UPC: 00108528080070
  • Manufacturers Part #: TFSBLKR0405
  • Manufactured by: Flex Seal
  • Also Known As: FLX-TFSBLKR0405

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

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