Stradal's self-supporting HRI grid gutters are marketed in the Netherlands by Diederen Afwateringstechniek. A self-supporting grid gutter.
Stradal's self-supporting HRI grid gutters are marketed in the Netherlands by Diederen Afwateringstechniek. A self-supporting line drainage, fitted with a cast iron "Banana" or "Saone" profile grating class D, 400KN or F, 900KN.
Stradal HRI® linear drainage channels are the most sustainable solution for drainage projects. The patented production method, which uses a very high (self-compacting) concrete quality and in which the gutters are provided with a steel longitudinal and transverse reinforcement, to which the galvanized angle profiles and screw sleeves are also coupled, allow HRI® gutters to be installed without a support back. could be. Even at traffic class F, 900KN. In accordance with NEN-EN 1433, drainage channels for traffic areas, the HRI® channels fall under the so-called I-type.
In addition, HRI® gutters are fitted with pre-assembled, specially developed, nodular cast iron grids. The profile ensures an optimal and fast absorption of water. The HRI® gutters are also equipped with a stud/nut end. In combination with the applied pin/hole connection, this ensures optimum support between the gutter elements. Thanks to the prepared sealant joint, it is possible to have a liquid-tight finish between the elements. Sand trap elements and end plates can be supplied with a PVC or HDPE connection.
By creating an account with our store, you will be able to move through the checkout process faster, store multiple addresses, view and track your orders in your account, and more.Register