The Unicel C-7660 is a high-quality 60-sq ft replacement cartridge engineered for 60 GPM Pac-Fab and Wet Institute filtration systems. Built with 4-oz spunbonded 100% polyester media and featuring 146 sharp pleats in a 14" _ 7-7/8" body with open 3-1/16" end caps, this cartridge maximizes dirt-holding capacity while maintaining excellent flow efficiency. Its durable polyurethane end caps and reinforced PVC core ensure structural integrity and long-lasting performance. Designed to meet or exceed OEM standards, the C-7660 delivers crystal-clear water with easy installation and reliable filtration.

• 60 Sq Ft Precision Pleated Filtration
  Ample surface area with 146 uniform pleats ensures superior debris capture while extending cleaning intervals.

• High-Quality Polyester Media
  Made from dense, chemical-resistant spunbonded Reemay polyester for robust filtration and chemical durability.

• Optimized Flow Design
  The combination of sharp pleats and open-end cap construction minimizes pressure drop and enhances hydraulic performance.

• Sturdy Construction for Dependability
  Features reinforced PVC center core and strong polyurethane end caps to maintain shape and seal under pressure.

• Direct OEM Compatibility
  Designed for seamless replacement in 60 GPM Pac-Fab and Wet Institute systems, engineered to match original specs.

• Wet Institute Modufilter M-180
• Pac-Fab 60 GPM
• Mitra 60 GPM MA-60/160
• Mytilus-B 140 GPM MY 140
• Direct Replacement for R173298
• Direct Replacement for 172810
• Direct Replacement for 32050203

Need help with the Unicel C-7660 60 sq ft replacement filter cartridge? This section explains installation, compatibility, and troubleshooting, with advice for confirming in store before purchase.

Installing the C-7660 Cartridge

The C-7660 uses open 3-1/16_ ends for straightforward drop-in installation. Proper seating ensures a secure fit and reliable filtration.

How do I install the Unicel C-7660 cartridge into a Pac-Fab filter?

Why wonÕt the cartridge fit tightly into my Wet Institute housing?

Can I buy the C-7660 cartridge directly in store today?

Do I need to replace the filter lid O-ring when changing cartridges?

Confirming Compatibility With 60 GPM Systems

The C-7660 is a direct replacement for R173298, 172810, and 32050203. It fits Pac-Fab 60 GPM, Wet Institute Modufilter M-180, Mitra 60 GPM MA-60/160, and Mytilus-B 140 GPM MY 140.

Will the C-7660 cartridge replace the R173298 filter?

How do I confirm in store if my Pac-Fab system uses this cartridge?

Can store staff compare my old filter with the Unicel C-7660?

Does this cartridge work in both Mitra and Mytilus-B systems?

Troubleshooting Filter Issues

Cloudy water, high pressure, or short cleaning cycles may indicate clogged or worn cartridges. Replacing with the C-7660 restores strong performance.

Why is my pool still cloudy after installing the C-7660 cartridge?

How often should I rinse or replace this 60 sq ft filter?

What should I do if my system pressure rises quickly?

Can I bring my old filter into the store to confirm sizing?