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Rainwater Harvesting – Commercial Filters  – Volume Filter VF4

 

VOLUME FILTER VF4
Volume Filter VF4Technical Data
How it WorksDimensions

 

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Volume Filter VF4

Rainwater Harvesting Filter - Volume Filter VF4Rainwater filter for larger roof areas. Filter for installation in a concrete ring (Ø 1200 mm). Normally standard concrete shafts are used. The filter can be delivered to the site yet pre-assembled in the shaft.

Two step cleaning system, gives a high level of filtering efficiency, independent of flow rate.

Due to the steep inclination of the filter cartridge the dirt is continuously cleaned away into the sewer. The connection to the sewer is installed at the shaft. The dirt falls down on the bottom of the shaft and is washed away with the next strong rainfall.

Relative connection capacity according to DIN 1986 for roof areas up to 2300 m². Because of a Bypass-Installation a bigger area can be connected.

Inlet rainwater 2 x DN 250
Outlet into storage DN 150
Outlet into sewer DN 250
Height difference between inlet and outlet 320 mm.

The filter has to be cleaned depending on the contamination 1 – 2 times during the year.