Pentair Intellicenter/ Load center PS i5 Combo || 521907 Sand Dollar Top Mount Filters The o-rings are designed to

The o-rings are designed to be seated in a groove and compressed during assembly between two or more parts

This part sits on the front side of the cleaner where it rests on the chassis so that way no is no chance for movement which could disrupt the cleaning process

The hose filter kit is a replacement part that is made by Hayward

Upgraded spring allows full pop-up even at lower pump RPMs—ideal for variable-speed systems

Pentair Intellicenter/ Load center PS i5 Combo || 521907 Sand Dollar Top Mount Filters The o-rings are designed toPentair Intellicenter Load center PS i5 Combo 521907 IntelliCenter is Pentair's highest capacity and most service friendly control system ever. Communication with this system can be done on various devices and platforms. Many important service, programming, and monitoring tasks can be done without an on location service call. Order popular bundled systems and receive everything in one box or build systems a la carte. The IntelliCenter Control System