You can use the Polypipe UG621 160mm Spigot to 110mm Socket Underground Drainage Reducer when installing a below ground drainage system to manage water and waste for residential housing.Made from PVCu with seal and snap-cap push fit joints, Polypipe’s underground drainage combines lightweight easy handling, robust durability and user friendly installation.

• Adapts a 160mm spigot-end drainage pipe to a 110mm socket end drainage pipe

• Kitemarked to BS EN 13476, BS EN 1401 and WIS 4-35-01

• BBA Approved

• Chemical resistant

• Flexible to deal with normal ground movement

• Can be connected to existing drainage systems

• Traditional terracotta colour

• Dimensions: 160mm