Darlly Cartridge [25 sq ft, 2-1/8" OD Bottom x 4-15/16" dia x 13-5/16" L] (42514) premier Syllent is safe – its

Syllent is safe – its composite construction provides triple electrical insulation

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but they matter because they help secure the skimmer faceplate properly against the wall opening

and this Filbur FC-9430 grid is designed for Pentair

Supports dependable cleaner performance on smoother pool finishes

Darlly Cartridge [25 sq ft, 2-1/8" OD Bottom x 4-15/16" dia x 13-5/16" L] (42514) premier Syllent is safe – itsThe Darlly 42514 filter cartridge is designed for compatible filtration systems using a 25 square foot element with a 2 1 8 inch bottom opening, 4 15 16 inch diameter, and 13 5 16 inch length. A cartridge like this is useful because it restores filtration while maintaining the specific body size and lower end fitment that the housing was built around. In smaller cartridge systems, accurate replacement dimensions can make a major difference in both