The AquaDrain® KRU box gully channels surface water and systematically leads it to floor drains, downpipes or eaves. The AquaDrain® KRU drain element is the consistent addition, and makes it possible to connect to a drainage point.


  • Reliable.
    The door connection is protected from penetration by water caused by accumulation, wind entry or melted snow.
  • Quick & easy.
    Direct laying on gravel / chippings. Direct connection to the flagging. Connectors make neat installation easier with line drainage.
  • Long-term corrosion protection.
    The AquaDrain® KR gutter channel is is equipped with a particularly high zinc content. It is also powder-coated after punching to protect against corrosion.
  • According to the standard:
    Fulfils the requirements of the flat roof directive/ZVDH with a width of 150 mm; also for non-covered areas.
  • Can be individually shortened.
  • Versatile.
    Different grate covers made from galvanized steel or stainless steel open up design options.
  • Easy to modify:
    Due to removable grate cover.

Complete system

AquaDrain KRU | © Gutjahr Systemtechnik

Brief technical information

Use of non-slit version: As a branch channel
As a façade and terrace gulley in ground-contact areas with connection to KG drainpipes
Height of box gully: 40mm
Covers: Grid – stainless steel 1.4301 electropolished
Profile design – stainless steel 1.4301 glass bead blasted
Shadowline design – stainless steel 1.4301 stainless steel flat bars with effectively glittering anthracite-coloured edges
Can be shortened: Variable
Gutter channel: Sendzimir galvanized sheet steel, powder coated
anthracite metallic DB 703
- with recess and horizontal surface for the screw fitting
Screw fitting: Connecting facility - DN75
Colour – anthracite metallic
PVC-U – weather and UV resistant;
Extremely impact resistant and dimensionally stable
With sealing ring