CDX low profile threshold suitable for both inward and outward opening doors with centre rubber seal. Designed to fit onto a subsill or finished floor level. Seals under door gaps of 15-18mm. Ideally suited for doors that are protected from severe weathering. Available in sizes 914mm, 1219mm, 1828mm in mill finish aluminium and 914mm in gold effect finish aluminium. Seals under door gaps of 15mm -18mm.. Can be cut to size. Pre-drilled fixing holes.