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- Description
- Features
- Customer reviews
Description
GRAF External Optimax Building Filter
- For roof surfaces less than 1500 m2.
- Patented filtration system.
- Burial height adjustable from 733 to 1320 mm thanks to the telescopic extension.
- Suitable for roof surfaces less than 750 m2 in DN 160 and less than 1500 m2 in DN 200.
- Center distance between the rainwater inlet and the outlet to the tank: 224 mm.
This underground filter acts as a manhole for the recovery of rainwater. The filtration system cleans the rainwater collected in the tank. When the tank is full, the water is automatically evacuated to the collective water network.
Available for the passage of pedestrians or the passage of light vehicles.
Connecting the OPTIMAX External filter
Features
Manufacturer
Graf
Origin
France or Germany
Filtre externe
bâtiments optimax véhicule
Rainwater harvesting and retention room
Water filter
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