450mm Twinwall Coupler

This 450mm twinwall surface water drainage coupler is black in colour and designed to connect onto 450mm twinwall drainage pipe to connect two lengths together.

For a sealed carrier system, you will require 450mm sealing rings. You will need two ring seals per one 450mm twinwall coupler

We highly recommend this product and the rest of the twinwall range to be installed with lubricant to help with pipe jointing fittings and rubber seal connections.

BBA approved and manufactured in the UK by Naylor provides the installer with a reliable product that will perform. This product is designed to suit Naylor Metrodrain Twinwall, therefore it may not fit other manufactures twinwall products.