Restore proper sealing and performance with the Black 3/8” T-Slot Rubber Bulb Seal, a reliable replacement window weatherstrip designed to reduce drafts, moisture, and air infiltration. This flexible rubber bulb seal provides a consistent, cushioned seal that improves energy efficiency and helps maintain indoor comfort in residential and commercial window systems.
Manufactured from durable rubber, this weatherstrip offers excellent flexibility and resistance to wear over time. Finished in black, it blends seamlessly with aluminum and metal window frames for a clean, professional appearance. Precision dimensions include a 3/8" width, 0.310" (5/16") height, and a 0.270" (1/4") lip width, ensuring proper fit and reliable performance. Designed to fit 1/4"+ T-slot channels, it installs easily without adhesives.
Sold by the foot, this T-slot rubber bulb seal allows for custom-length applications, making it ideal for replacements, repairs, or new installations. A dependable solution for restoring window sealing efficiency and long-term weather protection.
Please note: This product is non-refundable or returnable.
