NZ’s First Concrete Sealed Manhole System

By February 13, 2015 July 31st, 2019 Newsroom

Hynds Drainage has recently released a range of concrete sealed manholes. Available in 1050, 1200 and 1540mm diameters, the Hyseal manhole is designed for sewer applications where a pressure sealed leak-free system is required. Joints are factory tested to 90kPa.