Clearing of tree roots from pipes and drains (plumbing services); maintenance of plumbing; plumbing services including pipe locating services; plumbing services involving use of drain cameras; installation of gas equipment; construction plumbing; renovation of plumbing; rental of plumbing apparatus; laying of pipelines; maintaining and repair of drain pipes; maintenance and repair of pipelines; pipe installation services; disconnecting unused service lines (eg gas, mains water, electricity); maintenance and repair of gas installations and equipment; repair of gas supply systems; drainage services; maintaining and repair of drain pipes; unblocking of drains; building and construction services