Seal and protect the ends of your polycarbonate sheets and glass units Also known as U Drips Poly End Covers and End Profile Trims these End Closures are designed to protect ends and form a tight seal to the top of polycarbonate sheeting using its flexible coextruded gasket . End closures are typically fitted to the gutterend of pitched roofs such as those of a conservatory or to both ends of a freestanding roof. Provides decorative protection to the vulnerable ends of polycarbonate sheeting. Features & Benefits Seals open end of polycarbonate sheet Helps prevent dust and insects entering the sheet No need to use silicone to seal the end closure Coextruded gasket stops water penetration from above Protects vented antidust breather tape Prevents UV light breaking down the glass units seal Drip design prevents water from being blown back towards the roof Drainage holes reduce condensation and moisture Extend the life of your roof With three ...