The McAlpine DC2-BL 4"/110mm Drain Connector is a plumbing component used to connect a 4 inch/110mm plastic waste pipe to a drainage system. It comes with a sealing ring that ensures a watertight connection. The DC2-BL Drain Connector is designed to fit plastic waste pipes that comply with the British Standard BS EN 1451-1:2000 and BS EN 1329-1:2000. These standards specify the requirements for pipes, fittings, and joints used in gravity drainage systems inside buildings. When installing the McAlpine DC2-BL Drain Connector, it is important to follow the manufacturer's instructions carefully to ensure a proper and secure connection. It is also important to ensure that the waste pipe is cut to the correct length and that any burrs or rough edges are removed before fitting the connector. Overall, the McAlpine DC2-BL 4"/110mm Drain Connector is a reliable and durable plumbing component that provides a secure and watertight connection between a plastic waste pipe and a drainage system. ・ Available in 1¼ / 1½", and 2" sizes ・ Finned seal spigot for internal connection to 4"/110mm cast iron, plastic or clay ・ Ideal for low level connections ・ Sealing ring to fit BS EN 1451:2000 and BS EN 1329-1-2000 plastic waste pipe ・ Manufactured in Polypropylene