Installation of SMARTFLEX system at a site in Rockhampton Queensland, Australia. Another Smartflex piping system being installed, including 2-piece sumps, manhole covers and Smartconduit to provide the complete solution. SMARTFLEX is the complete system of HDPE multilayer pipes and electrofusion fittings for the transport of automotive and aviation fuels, biofuels and hazardous fuels. SMARTconduit is the non-hydroscopic composite piping system designed to contain electrical and communication cables in hazardous environments.