Rain water hoppers are used in storm water drainage system - the devices provide removal of precipitation in the major stormwater drain. HL rain water hoppers completely protect buildings from:
All rain water hoppers manufactured by the Hutterer & Lechner Сompany are mounted in the blind area of building under the place outlet pipe of storm water drainage system. Pipe of storm water drainage system is connected to HL rain water hopper after installation of storm water drain. Lower edge of pipe should be enter to the body rain water hopper approximately on 30-50 mm.
HL rain water hoppers are connected to pipes with diameters not greater than those listed for each rain water hoppers individually. Connection is made with a set of eccentric rings.
HL rain water hoppers are intended for installation with any socket pipes made of PP or PVC, including from manufacturers such as REHAU and WAVIN. If you want to connect rain water hopper with cast iron socketless SML pipe, you will use special adapters.
The Hutterer & Lechner Company additionally produces kit for electrical heating HL609 which you can use for additional heating of HL rain water hoppers.