Block unwanted drafts and boost insulation in a snap with Flex Seal Draft & Insulation Tape. This clear, rubber-based sealing tape from the Flex Seal Family of Products is designed to disappear into surfaces while delivering a durable, weather-ready seal—both indoors and outdoors. With a generous 16-foot length and 2-inch width, it’s ready to tackle larger gaps and stubborn leaks without bulky materials or messy applications.
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Clear, discreet finish: blends with surfaces so the seal remains visually unobtrusive on windows, doors, vents, pipes, and more.
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2 in. W x 16 ft. L roll: long, wide tape that covers substantial gaps in a single pass for faster projects.
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Rubber-based, flexible material: accommodates movement and irregular edges while forming a snug seal.
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Indoor and outdoor use: designed to endure varying temperatures and weather conditions so you can seal from attic to exterior walls.
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UV resistant: maintains adhesion and performance under sun exposure for lasting results.
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Removable: easy to take off or reposition if your insulation needs change.
Use cases and scenarios
- Seal drafts around windows and exterior doors to reduce heat loss and improve comfort.
- Patch gaps in attics, crawl spaces, or basements where air leaks escape into living areas.
- Stop air infiltration from vents, pipes, or electrical penetrations without permanent alterations.
- Temporary weatherproofing during seasonal changes or home renovation projects.
- Ideal for renters or DIY enthusiasts who want a clean, reversible solution.
How to use
- Clean and dry the surface to ensure the tape adheres firmly.
- Cut the tape to the desired length.
- Press the tape along the seam or gap, smoothing from the center outward to remove air pockets.
- When you’re ready to remove or adjust, peel away the tape without damage to most surfaces.
Why this tape stands out
Unlike generic tapes, Flex Seal Draft & Insulation Tape is purpose-built for blocking drafts and providing a reliable insulation layer. Its clear finish keeps your projects looking neat, while the UV resistance and weather-ready formulation ensure it holds up against sun and outdoor exposure. This isn’t a temporary fix—it’s a practical, flexible solution that improves comfort, reduces energy loss, and simplifies maintenance in one simple roll.
This product ships boxed and ready to use, offering a straightforward, no-fuss approach to sealing and insulating most common problem areas around the home.
