Maximize your window and door efficiency with our pile weatherstripping with kerf insert and integrated plastic fin. Designed for both residential and commercial applications, this premium seal features a durable .400" water-repellent pile that fits most frames. It minimizes drafts, dust, moisture, and noise while supporting easy DIY installation. Elevate comfort and performance with a lasting, quality replacement that keeps your indoor climate stable and your property protected. Please note: No returns on cut-to-size or special orders.