UniBond 2078170 Outdoor Window and Door Frame Sealant is a durable, weatherproof sealant designed for exterior window and door frames. It provides a permanently flexible and waterproof seal, protecting your home from the elements. This versatile sealant adheres to multiple materials including wood, uPVC, polycarbonate, and metal. Its long-lasting formula ensures peace of mind for your outdoor sealing jobs. Each cartridge weighs 1.00971715996 pounds. Manufacturer: Henkel Ltd.