Graf Rainwater Optimax Pro Internal Downspout Filter Package
Optimum cleaning performance with maximum water yield!
- Filter specially developed for rain water harvesting
- filter technology
- Low maintenance as self cleaning
- Space saving filter technology integrated in the tank
- Filter housing can be removed without tools to inspect tank
- Transparent cover for easy maintenance
- DN 100 connections
- Optimum cleaning performance without maximum water yield
- Provides over 95 % water yield
- Optimax Pro® Internal Cascade Filter
- Inflow pipe with Calming Inlet
- Overflow siphon with rodent guard
- Spannfix pipe connection sleeve
This filter requires a manway diameter of at least 24" for inlet and outlet clearance. The filter overflow needs to directly connect to the overflow siphon.