Optimal cleaning performance with maximum water yield!

Available in the following versions

  • External filter to clean the rainwater before the tank
  • Available for pedestrian loading and for vehicle loading
  • Provides over 95 % water yield
  • Low maintenance as it is self cleaning
  • Continuously variable installation depth of 580 - 1,050 mm (22.8 - 41.3") using the telescopic dome shaft
  • Minimal height offset (200 mm) between the inlet and outlet
  • Maximum roof surface area of 350 m² with connections DN 100 and 750 m² with DN 150. 
  • Very smooth surface and therefore max. self-cleaning, mesh wide 0.35 mm (0.01")
  • Optional with cleaning unit external

Advantages

Thought-out in every detail

Telescopic/Tiltable
Telescopic/Tiltable
Telescopic/Tiltable

The GRAF telescopic dome shafts are continuously height-adjustable and can be tilted by 5 degrees. This makes it easy to adapt to the upper edge of the terrain.

Sealed to the top edge of the ground
Sealed to the top edge of the ground
Sealed to the top edge of the ground

The ingress of seepage water can impair the water quality. GRAF tank and filter solutions are therefore sealed up to the top edge of the ground.

Self-cleaning filter technology
Self-cleaning filter technology
Self-cleaning filter technology

Self-cleaning filter for minimum maintenance and best water quality. Optionally with filter cleaning unit.

Telescopic/Tiltable

The GRAF telescopic dome shafts are continuously height-adjustable and can be tilted by 5 degrees. This makes it easy to adapt to the upper edge of the terrain.

Sealed to the top edge of the ground

The ingress of seepage water can impair the water quality. GRAF tank and filter solutions are therefore sealed up to the top edge of the ground.

Self-cleaning filter technology

Self-cleaning filter for minimum maintenance and best water quality. Optionally with filter cleaning unit.

Sizing

Length [mm]Height [mm]Weight [kg]Ø max. [mm]Width [mm]order no.add to enquiry
86065014550470340030

calculated size Request for information

Accessory