Maytronics Spring Cartridge Filter Panels, Pack of 4, 9991408-R4 Bio Dex Frog Algae Gone is a

Frog Algae Gone is a fast-acting algaecide designed to tackle the toughest algae in residential pools

Pentair 521319Z

and enhanced clarity

an oxidizing agent found in mineral-based systems

Maytronics Spring Cartridge Filter Panels, Pack of 4, 9991408-R4 Bio Dex Frog Algae Gone is aMaytronics 9991408 R4 Spring Filter Cartridge 4 Pack The 9991408 R4 is a genuine OEM replacement kit of four spring cartridge filter panels designed for select Maytronics Dolphin robotic pool cleaners. These panels are engineered to capture larger debris during heavy load cleaning cycles (such as spring openings or leaf fall seasons) and allow finer particles to pass through, helping prevent premature clogging and maintaining flow. Key Features