GPS Plumbing & Drainage - Your trusted Plumbers in Southern Highlands, NSW, Australia. Our skilled team of plumbers specialize in all plumbing services & solutions such as hot water repair, hot water installation, pipe relining, gas fittings and blocked drains repairs. With a commitment to excellence, GPS Plumbing & Drainage ensures reliable solutions for all your plumbing needs in Mittagong & adjoining areas such as Colo Vale, Willow Vale, Renwick, Burradoo, and Moss Vale.