Unicel Replacement Filter Cartridge 25 sf | 4CH-24 AQS With its durable construction and

With its durable construction and easy installation

which often exceed 60 decibels

non-foaming algaecide formulated to keep your pool water clear and algae-free

This complete assembly includes the locking ring

Keypad connector cable (green plug w/locking tabs)

Unicel Replacement Filter Cartridge 25 sf | 4CH-24 AQS With its durable construction andUnicel 4CH 24 Spa Pool Filter Cartridge (25 sq ft) The Unicel 4CH 24 is a high quality replacement filter cartridge commonly used in spas and small pool filtration systems. It offers reliable filtration performance, helping keep water clear by capturing debris, oils, and fine particles. Key Features 25 sq ft of pleated filter media enough surface area for effective filtration on smaller pools or spas. 173 pleats with spun bonded polyester media