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

Package  includes:

 
1.  Optimax Pro® Internal Cascade       Filter
 
2. Inflow pipe with Calming Inlet
 
3. Overflow siphon with rodent guard
 
4. 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.
   

Instructions