Description: Vietnamese bluestone sill/coping for your windows, doors, etc. Length = 100cm - Width = 35cm - Thickness = 4cm - Drip edge spacing = 30mm - 2 drip edges - Weight per piece = 39.2kg - 20 pieces/pallet - Weight per pallet = 784kg - This flat bluestone sill/coping not only provides a natural, aesthetically pleasing finish but also ensures proper drainage for your exterior wall or flat roof. The bluestones are bonded with tile adhesive, and the joints between the stones are sealed with two-component silicone.