The round top Gully comes complete with a 110mm spigot outlet gully and an integral trap that can be removed for rodding. The back inlet is already pre drilled to accept 110mm drain pipe. Adhesive or silicone will be required. A Rising piece can be purchased separately if you need depth greater than 290mm. Product dimensions are 190mm diameter x 290mm high. This product is Light duty and only suitable for pedestrian traffic.