M-D 1/8 in. x 90 ft. Caulking Cord Weatherstrip

The M-D 3439254 1/8 in. x 90 ft. Caulking Cord Weatherstrip offers a versatile and easy-to-use solution for weatherproofing around windows, doors, and seams. Crafted from durable synthetic fiber, it effectively seals gaps to reduce drafts, control airflow, and improve energy efficiency throughout your home or workspace. Featuring convenient self-adhesive mounting, this caulking cord applies cleanly without messy cleanup or specialized tools. Its pliable white formulation presses easily into crevices, delivering long-lasting weather protection and a neat, finished appearance.