This channel drain is the shallowest option that we offer, with an internal depth to the invert of the channel of only 75mm.This channel does not use and end outlet, there is an integral bottom outlet channel that connects to 110mm PVC drainage.This product is lightweight and robust. Its heat resistant formula makes it ideal for tarmac edging.This product is ideal for use in garage thresholds, patios and gardens. and play areas. Each channel in locked to the next one by male and female pin connections, so that several lengths can be laid together for fast, easy levelling.There is a facility to screw down the grating if required (screws not provided).