Pentair Pipe Assembly SD70 | Sand Dollar SD70 / Cristal-Flo II Filter Systems | 152000 Pool Liners & Liner Accessories The Hayward Strainer Cover (SPX3000D)

The Hayward Strainer Cover (SPX3000D) is the OEM replacement strainer cover for Hayward pumps requiring this component

The Challenger line spans multiple HP ratings and frame sizes — verifying the number on the original part is the most reliable way to ensure correct fitment

Worn or seized bearings cause uneven wheel speed

3 oz (Standard Cartridge) Chemistry Neutral Cure Silicone (Oxime) Service Temp -35°F to 140°F (approximate application range) VOC Compliant Yes

Replacing all sealing components during a single service visit prevents a return trip when an adjacent seal fails shortly after

Pentair Pipe Assembly SD70 | Sand Dollar SD70 / Cristal-Flo II Filter Systems | 152000 Pool Liners & Liner Accessories The Hayward Strainer Cover (SPX3000D)The Pentair Pipe Assembly SD70 (152000) is the OEM replacement pipe assembly for the Cristal Flo II High Rate Sand Filter (24 inch tank) and the Sand Dollar SD70 Sand Filter. The standpipe is the central internal tube that channels filtered water from the laterals at the base of the filter tank up through the valve and back to the pool. A cracked, warped, or improperly seated standpipe allows unfiltered water and sand to bypass the lateral assembly