Type GDU
The Type GDU Filter Nozzle, manufactured by KSH Germany, is used as the lower nozzle in pressure tanks and can be glued directly onto the riser pipe. It enables liquid draw-off while effectively retaining the filter medium, ensuring reliable and consistent operation. Absorb NZ is the exclusive New Zealand distributor of genuine KSH filtration nozzles and components.
Downloads
Access all documentation for this nozzle on the central downloads page.
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Orthos Filter Nozzle Video Series
Deepen your understanding of filtration system design with Orthos' four-part video series — Filter Nozzles 101, 102, 103 and 104.
Explore material selection, screen slot widths, pressure drop dynamics, and advanced tailpipe construction for air scour systems.
Designed for engineers and filtration specialists looking to optimise efficiency, durability, and system performance.