Pentair (A&A) Manufacturing Gould Valve Piston Repair Kit | 521156 IntelliFloXF PAA This allows the internal components

This allows the internal components of the cleaner to function properly and at a high rate

Hayward AquaCritter Shell Assembly Kit (Yellow)

Left Seal Flap

It also has gaps or openings in the middle so water can easily move in and out of the cleaner head providing better maneuverability

and heater

Pentair (A&A) Manufacturing Gould Valve Piston Repair Kit | 521156 IntelliFloXF PAA This allows the internal componentsPentair (A&A) Manufacturing Gould Valve Piston Repair Kit 521156 It includes five pistons, five glass actuator balls, and one large o ring Optimal for keeping function of pool water cycling through the 5 port valve