7.5 In X 50 Ft Black Polyethylene Foam Sill Sealer — High-density Insulation & Air Sealing

Presenting 7.5 in. x 50 ft. Black Polyethylene Foam Sill Sealer, a reliable weatherproofing solution engineered for modern builds. Crafted from high-density polyethylene foam, this seal provides a resilient barrier against drafts and moisture while remaining lightweight for quick handling. The black finish offers a discreet look that blends with most window and door frames, and the flexible design makes it simple to roll out along sill lines. Ideal for both new construction and retrofit projects, it helps crews create tighter envelopes with less effort.

Benefits Paragraph: By filling common gaps around openings, this sill sealer reduces air leakage, boosts home comfort, and lowers energy costs. Its durable foam resists compression over time, maintaining a consistent seal through seasonal changes.

• Width: 7.5 inches of coverage deliver a robust seal on standard sills, reducing drafts and improving insulation.
• Length: 50 feet of continuous foam minimize joints and save time during installation and retrofit work.
• Thickness: 0.1875 inches thick, tuned for a secure fit in typical openings without bulging.
• Material: High-density polyethylene foam combines durability with flexible resilience for lasting air sealing.
• Applications: Suitable for new construction and retrofit projects, helping weatherproof buildings with ease.

Final Thoughts on Performance: This black sill sealer offers a practical balance of performance and ease of use, making it a staple for weatherproofing from sill to header. It supports tighter building envelopes, reduces drafts, and contributes to more comfortable living spaces year-round. Whether you're finishing a new build or updating an older home, this roll-ready solution simplifies installation and supports long-term energy savings.