ProAqua PA-424 Filter Cartridge – 4 5/8 in x 9 1/2 in

Maintain clean water and efficient circulation with the ProAqua PA-424 filter cartridge. Designed for filtration systems Top Load 25, this replacement cartridge helps capture particles, dirt, and debris present in your pool or spa water.

Thanks to its integrated top handle and 1 1/2 inch MPT threaded bottom fitting, it installs easily and simplifies regular maintenance of the filtration system.

Effective filtration for cleaner water

The ProAqua PA-424 cartridge traps suspended contaminants to help maintain clearer water and adequate flow in the system.

Main benefits

• Captures dirt and debris
• Helps maintain clean water
• Promotes efficient water circulation
• Directly replaces a worn cartridge
• Suitable for Top Load 25 systems
• Simple and quick installation
• Easy maintenance

Practical design with integrated handle

The top part of the cartridge has a handle to facilitate removal during cleaning or replacement.

Features

• Integrated upper handle
• Easy handling
• Installation without specialized tools
• Quick removal for maintenance
• Construction suitable for regular use

Cartridge dimensions

Before ordering, it is recommended to compare the dimensions and fittings with your current cartridge.

Main dimensions

• Outer diameter: 4 5/8 inches
• Length: 9 1/2 inches
• Top part: handle
• Bottom part: 1 1/2 inch MPT male threaded fitting

Compatibility and equivalent references

The ProAqua PA-424 cartridge is designed for systems Top Load 25 and can replace certain cartridges with the following references:

• PGS25P4
• FC-0131
• 4CH-24

It is recommended to check the existing cartridge number, its dimensions, and the type of fitting before ordering.

When to replace the filter cartridge?

Replacement may be necessary when:

• The filter media is torn or damaged
• Folds remain dirty after cleaning
• The cartridge is deformed
• Water flow decreases
• System pressure rises abnormally
• Water becomes harder to keep clear
• The cartridge has reached the end of its useful life

A clean and well-maintained cartridge allows the filtration system to work more efficiently.

Cartridge maintenance

To extend the life of your filter cartridge:

• Regularly rinse the folds with a garden hose
• Clean between the folds of the filter media
• Avoid high-pressure cleaners
• Periodically use a cartridge cleaner
• Keep the water properly balanced
• Replace the cartridge when it can no longer be cleaned effectively

Maintenance frequency depends on usage, debris amount, and water quality.

Main features

• Replacement filter cartridge
• Brand ProAqua
• Model PA-424
• Compatible with Top Load 25 systems
• 4 5/8 inch diameter
• 9 1/2 inch length
• Integrated upper handle
• 1 1/2 inch MPT lower fitting
• Quick installation
• Easy maintenance
• Compatible with several equivalent references

Technical specifications

Product
Filter cartridge

Brand
ProAqua

Model
PA-424

Application
Top Load 25 system

Outer diameter
4 5/8 inches

Length
9 1/2 inches

Upper configuration
Integrated handle

Lower configuration
1 1/2 inch MPT male threaded fitting

Equivalent references
PGS25P4, FC-0131, and 4CH-24

Usage
Pool or spa, depending on the installed system

Package contents

• 1 ProAqua PA-424 filter cartridge

The filter housing and other components are sold separately unless otherwise indicated.

Maintain your filtration system’s performance

The ProAqua PA-424 filter cartridge is a practical solution to replace a worn cartridge on a Top Load 25 system. Its durable design, integrated handle, and precise dimensions make installation and maintenance easier while helping to keep water clean.

Available now at Piscine Hippocampe.