Your Local Katherine Plumbing Experts providing rapid response services 24/7! Operating in Katherine and region since 1996, APNT delivers industrial, commercial and residential projects of all sizes including high specification and innovative remote solutions. New residential and commercial plumbing design and installation. Installation and repair of water mains. Water connections - we are PowerWater accredited. Community water reticulation. Rural plumbing including bores, pumps, irrigation, and water treatment systems Installation of water tanks, pumps and associated pipe work. Storm water management including guttering, down pipes, connections to water tanks, overflow drains and more. Plumbing audits, pressure testing, leak location and reporting. Plumbing and drainage certification