E550

Close control of velocity and hydraulic balance of internals with non-clog laterals results in improved filtration and back-wash performance. 
A clamp-on multi-port valve ensures positive fitting and alignment of pipe work, minimising installation time with no special tools required
The 6-way multi-port valve provided with each system has been proven on thousands of installations with port arrangement positioned to achieve simple plumbing connection.
The automatic internal air venting system eliminates air and saves time during start-up and service. The Eco Sandfilter is available in 2 sizes and come complete with multi-port valve, pressure gauge, barrel unions and backwash sight glass.