Clearing of tree roots from pipes and drains (plumbing services); maintenance of plumbing; plumbing; plumbing and glazing services; renovation of plumbing; rental of plumbing apparatus; cleaning of drains; drainage services; land drainage; maintaining and repair of drain pipes; rental of drainage pumps; unblocking of drains; installation of roofing; insulation of roofing; maintaining and repair of roof guttering; repair of roofs; resurfacing of roofs; roof installation services; roof repair; roof restoration; roofing services; disconnecting unused service lines (eg gas, mains water, electricity); maintenance and repair of gas installations and equipment; repair of gas supply systems