Have a technical question about installation or delivery? Benjamin is here to advise you!
Schedules :
Monday to Thursday from 9am-12:30pm and 2pm-5:30pm
And on Fridays until noon
Press 8 to call 07.56.28.59.93
- Back to top
- Description
- Documentation
- Features
- Customer reviews
Description
GRAF Optimax external underground filter
- Recovery power > 95%,
- Easy to maintain because it’s self-cleaning,
- Adjustable burial height from 580 to 1050 mm thanks to the telescopic socket,
- Low distance (200 mm) between the rainwater inlet and the outlet to the tank,
- Suitable for roof areas of 350 m2 in DN 110 and 750 m2 in DN 160,
- Inlet/outlet in DN 110/160,
- Optional cleaning device (only with Aqua-Center-Silentio),
- Composed of: 1 manhole, 1 telescopic socket and 1 filter grid.
This underground 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 drained to the collective water grid.
Available for pedestrian passage or light vehicle passage.
Optimax External filter connection
Features
Manufacturer
Graf
Origin
France or Germany
Filtre externe
optimax piéton
Rainwater harvesting and retention room
Water filter
Reviews
No reviews found
Question
You have a question ?