Product Overview

The Pentair Clean & Clear Plus 520 Cartridge Filter is a large-capacity cartridge filtration system designed for residential pools that need maximum filtration area, strong dirt-holding capacity, and reduced maintenance. With 520 sq. ft. of cartridge filtration area, this filter is ideal for larger pools, high-flow systems, and pool owners who want longer intervals between cartridge cleanings.

The Clean & Clear Plus series uses a four-cartridge design and does not require backwashing, helping save water while keeping pool water clean and clear.

Ideal For

Large residential in-ground pools, high-capacity pool systems, and customers looking for a dependable cartridge filter with maximum filtration area and easy maintenance.

Key Features

• 520 sq. ft. cartridge filter
• Four-cartridge design
• No backwashing required
• Large filtration area for longer cleaning cycles
• Excellent dirt-holding capacity
• Fiberglass-reinforced polypropylene tank
• Corrosion-resistant filter body
• High Flow manual air relief valve
• Continuous internal air relief
• Lock-ring tank clamp for secure closure
• 2" plumbing connections
• Designed for residential pool filtration
• Professional installation recommended

Benefits

The Pentair Clean & Clear Plus 520 provides high-capacity filtration for pool owners who want cleaner water with less frequent filter maintenance. The large 520 sq. ft. cartridge area allows the filter to capture debris and fine particles while helping reduce pressure rise and extend time between cleanings.

Because this is a cartridge filter, it does not require backwashing. That means less water waste, no backwash line, and simpler routine maintenance compared to sand or DE filter systems.

Specifications

Confirm Before Ordering

Please confirm filter size, equipment pad space, plumbing size, system flow rate, and replacement cartridge requirements before ordering. This is the 520 sq. ft. Clean & Clear Plus model, commonly referred to as CCP520.

Professional installation is recommended to ensure proper plumbing, pressure testing, and safe system operation.

Customer-Facing Q&A

Is this a cartridge filter?
Yes. The Pentair EC-160332 is a Clean & Clear Plus cartridge filter.

How many square feet is this filter?
This model has 520 sq. ft. of filtration area.

How many cartridges does it use?
It uses four cartridges.

Does this filter need backwashing?
No. Cartridge filters do not require backwashing. The cartridges are removed and rinsed clean with a garden hose.

What is the flow rate?
This model is commonly listed at 150 GPM.

What plumbing size does this filter use?
The Clean & Clear Plus 520 commonly uses 2" plumbing connections.

What replacement cartridges fit this filter?
The CCP520 commonly uses a 4-pack of 130 sq. ft. cartridges, often cross-referenced as Pentair R173578, Pleatco PCC130, Unicel C-7472, or Filbur FC-1978. Confirm cartridge fitment before ordering replacements.