How Is Drainage Pipe Measured?

Drainage Pipe is measured externally. 110mm is the external diameter of our Floplast underground drainage pipe. Drainage Pipe is also available with an integral socket on one end, the dimensions of this socket are shown below on the right.

D043 Plain Ended

Plain Socket Drainage Pipe

D143 Socket One End

Socket One End Drainage Pipe

We also stock the 160mm Drainage system if your installation requires larger capacity underground drainage.

Items you will need