Polaris 3900 Sport Chain (39-126) IntelliFloXF PAA ensure the internal cassette and

ensure the internal cassette and turbine are free of debris

The 5-9-2000 is the complete package for a New Valve

this housing is designed to withstand the rigors of pool environments

and water features

It also acts as a protective cover for the diaphragm chamber ensuring no outside influence can disrupt it during the cleaning process

Polaris 3900 Sport Chain (39-126) IntelliFloXF PAA ensure the internal cassette andPolaris 3900 Sport Chain (39 126) This chain was designed to be a part of the drive train system which gives the cleaner the ability to move around the entirety of your pool's surface. Cleaning and sucking up dirt, debris, and other forms of mulch leaving behind a crystal clear looking pool. This is located on the wheel sprocket assembly. This assembly is powered by the gearbox which rotates and moves the chain along, dispersing the rotating motion