6M PU Acoustic Foam Window & Door Seal Strip Self-Adhesive

Upgrade your home's insulation with the 6M PU Acoustic Foam Window & Door Seal Strip — a high-performance, self-adhesive weatherstripping solution designed to block out unwanted sound, drafts, dust, and insects. Whether sealing windows, doors, or gaps around frames, this flexible foam strip delivers a reliable, long-lasting barrier you can count on day after day.

Why You'll Love It

• Superior Sound Dampening: Crafted from premium PU foam wrapped in nylon cloth, this seal strip effectively reduces the transmission of exterior noise, creating a quieter, more comfortable indoor environment.
• Extreme Durability: Outperforms ordinary rubber tapes — resists deformation under both high and low temperatures, maintaining its shape and effectiveness over time.
• Strong Grid Adhesive Backing: Features a unique grid adhesive system that bonds firmly to surfaces with no peeling, lifting, or degumming, even after extended use.
• Excellent Flexibility & Seal: High-flexibility PU foam compresses and expands to fill uneven gaps perfectly, delivering a tight, consistent seal around frames and edges.
• Dustproof & Weatherproof: Keeps dust, dirt, cold air, and moisture from sneaking through gaps — ideal for all seasons and climates.
• 6 Meters Long: Generous length means you can seal multiple windows or doors with a single roll — great value for whole-home weatherstripping projects.
• Multiple Size & Color Options: Available in 9×4mm, 9×6mm, and 11×2mm sizes, and 3 color options to blend seamlessly with your décor.
• Easy DIY Installation: Simply peel and stick — no tools or special skills required. Adheres to wood, metal, plastic, and more.

Product Specifications

• Material: Nylon Cloth + PU Foam
• Length: 6 Meters (per roll)
• Available Sizes: 9×4mm | 9×6mm | 11×2mm
• Colors Available: 3 options
• Adhesive Type: Strong grid self-adhesive backing
• Application: Windows, doors, cabinet gaps, sliding frames, and more

Ideal For

• Sealing window and door frames to reduce outside noise
• Blocking drafts and cold air infiltration
• Keeping dust and insects out
• Improving home energy efficiency
• DIY weatherstripping and home improvement projects

For more information on improving home energy efficiency with weatherstripping and sealing, visit the U.S. Department of Energy's Air Sealing Guide.

Frequently Asked Questions

Q: What is the 6M PU Acoustic Foam Window & Door Seal Strip made of?

A: This seal strip is crafted from a combination of nylon cloth and high-quality PU (polyurethane) foam. The nylon cloth layer adds durability and structural integrity, while the PU foam core provides excellent flexibility and acoustic dampening properties. The backing features a strong grid adhesive for a secure, long-lasting bond.

Q: What sizes does the self-adhesive foam seal strip come in?

A: The foam seal strip is available in three sizes to suit different gap widths: 9×4mm, 9×6mm, and 11×2mm. Choose the size that best matches the gaps around your windows, doors, or frames for an optimal seal.

Q: How do I install this self-adhesive weatherstrip seal?

A: Installation is quick and easy — no special tools required. Simply clean and dry the surface where you plan to apply the strip, peel off the protective backing, and press the adhesive side firmly onto the surface. The strong grid adhesive bonds to wood, metal, plastic, and most other common surfaces.

Q: Will this foam seal strip hold up in extreme temperatures?

A: Yes! Unlike standard rubber tapes, this PU foam seal strip is engineered to resist deformation in both high and low temperature conditions. It maintains its shape, flexibility, and adhesion throughout the year, making it suitable for use in all seasons and climates.

Q: How long is each roll of the acoustic foam seal strip?

A: Each roll is 6 meters (approximately 19.7 feet) long, providing plenty of material to seal multiple windows or doors in a single purchase.