Pentair 59053700 Center Core – Clean & Clear / Predator Cartridge Filter (100 sq ft)

Part # 59053700 — a replacement center core designed for Pentair Clean & Clear and Predator 100 sq ft cartridge filter systems. The center core supports the cartridge structure and ensures proper water flow through the filter element.

Compatible Filter Models

• Pentair Clean & Clear 100
• Pentair Predator 100
• Any Pentair/Sta-Rite system using a 100 sq ft cartridge requiring center core 59053700

Key Features

• OEM replacement center core for 100 sq ft Pentair cartridge filters.
• Rigid, chemical-resistant construction to support cartridge pleats.
• Optimizes water distribution for improved filtration efficiency.
• Direct-fit design ensures correct alignment within the filter tank.
• Extends cartridge life by preventing collapse or deformation.

Typical Applications

Use this center core when rebuilding a Pentair Clean & Clear or Predator 100 sq ft filter, replacing damaged internal components, or restoring proper water flow after cartridge or housing wear.

Installation Notes

Turn off the pump and relieve pressure. Open the filter housing, remove the existing cartridge and damaged core, and clean the interior. Insert the 59053700 core into place, ensuring it seats properly. Reinstall the cartridge, reassemble the housing, and restart the system while checking for proper flow.

Why Choose This Center Core?

This OEM-correct center core restores the structural integrity of the filtration system and ensures consistent, efficient water flow across all pleats of the cartridge. A worn or broken core can drastically reduce filtration performance.

Maintenance Tips

• Inspect the center core during every cartridge replacement for cracks or warping.
• Avoid over-tightening the filter lid, which may stress internal components.
• Replace immediately if the core shows signs of deformation.
• Keep the cartridge clean to reduce pressure strain on the core.