The Wavin Tegra 1000 provides easy access for inspection, cleaning and maintenance in sewer and drainage systems in non-traffic and traffic areas. The Tegra 1000 Inspection chamber is the compact solution for 160mm, 200mm, 250mm, 300mm OD underground networks. The load bearing capacity on an installed manhole is more than 40 tons truckload. The Wavin Tegra 1000 has a spacious 600mm entrance and a diameter of 1000mm. The manhole is supplied with an inside ladder and optional telescopic safety rod. Cutting indications are clearly indicated on the shaft every 12.5cm, so that it can easily be cut to the required depth. Extra “in-situ” pipe connections can easily be made.