This document provides information on gas and telecommunications ducting systems including: - Single wall corrugated gas ducting available in perforated or unperforated options in diameters of 60mm and lengths of 150m. - A range of PVC telecommunications ducting in green, grey, and black colors with inside diameters ranging from 49-90mm and lengths of 6m. - Accessories for the ducting including bends, couplings, seals, repair kits, and swept tees.