McAlpine DC1-BL-BO Straight Drain Connector with Boss Black

4"/110mm Drain Connector with 'O' Seal Socket to fit 4"/110mmØ pipe to BS 4514 and 1½" Universal Pipe Boss including Blanking Cap, Available in Black, Finned seal spigot for internal connection to 4"/110mm cast iron, plastic or clay
Ideal for low level connections
1½" Universal Vent Boss
Include Blank Cap
Should only be fitted on ground floor due to a reduction in the internal outlet diameter of the boss pipe connector
Manufactured in Polypropylene