JT Group has been expertly maintaining New Zealand commercial property exteriors and interiors since 1985. From our head office in Lower Hutt, we service and operate nationwide – from Northland to Southland and everywhere in between. As experts in property washing nationwide, JT Group uses advanced technology, diligent research and their vast experience to provide you with the most reliable, professional and convenient service. Nationwide Services • Exterior Building washing • Waterless Cleaning System • Summit building wash machines • Roof and gutter cleaning • Internal building wash and carpark cleaning • Concrete cleaning and sealing • Commercial Window cleaning • Warranty service • Moss and Mould control • Commercial canopies and store fronts • High rise abseiling Peace of Mind • $10m professional liability cover • Health and Safety certified with CPNZ and SiteWise Green status • Waste water environmental policy • 50 years plus in business