Mcalpine WC-BP1 Boss Pipe For Wc Con

3½"/90mm x 4"/110mm Connector with 'O' Seal Socket
3½"/90mm 'O' Seal Socket
Finned seal spigot for internal connections to cast iron, plastic or clay 4"/110mm pipe
Designed for use with McAlpine Rigid or Flexible WC Connector with 4"/110mm rubber outlet seal
WC rubber outlet seal is removed and plain end of WC Connector is cut to length then inserted in to the 'O' seal socket
Ideal for low level connections
1½" Universal Vent Boss
Supplied with blanking cap