Pleatco Ultra-A1-PAK4 Cartridge – Fits C4000 Series & Replaces CX580XRE | ULTRA-A1-PAK4 Waterway and lid to lock in

and lid to lock in height and orientation

These parts can wear and deteriorate over the length of time and use of the cleaner and depending on the chemical balance of the water they will need to be replaced at some point

This is a replacement cartridge filter for Clean and Clear RP 150 square feet filters

Carefully follow the manufacturer's instructions to replace the grids

✅ Plug-and-Play Installation – Factory-cut lengths with secure connectors for easy setup

Pleatco Ultra-A1-PAK4 Cartridge – Fits C4000 Series & Replaces CX580XRE | ULTRA-A1-PAK4 Waterway and lid to lock inPleatco Ultra A1 PAK4 Cartridge Fits Hayward C4000C4030 and C4500 series; PurePleat, Point Bonded fabric, and Free Flow Core for efficient, durable filtration. Features Compatible with Hayward C4000, C4000S, C4020, C4025, C4030, C4500, C4520 Replaces CX570XRE and CX580XRE filter cartridges PurePleat design maintains pleat integrity and maximizes media area Point Bonded media ensures stable, even contaminant capture Free Flow Core enhances water flow,