Future Way PWK30 Hot Tub Filters Compatible with Watkins 31489, Pleatco PWK30, Unicel C-6430, Filbur FC-3915 Hot Springs Spa Filters, 30 sq.ft, 2-Pack

【Perfect Fit】 Replaces for Unicel C-6430/C-6330/C-6430RA, Pleatco PWK30/PWK30-M/PWK30-3, Filbur FC-3915/FC-3915M, Watkins 30/Hot Springs/31489/71825; works with Hot Spot Spa, Sovereign, Solana Spas and more. All manufacturers' names and part numbers are used for compatibility information only.

【Dimension】 With an outer diameter of 5-7/8'', inner diameter of 1-15/16'' and a height of 10-1/2'', definitely compatible with your filter perfectly.

【Powerful Filtration】 Made of advanced trilobal fabric, effectively collecting large amount of debris or hair, getting the water clean and run smoother.

【Extremely Durable】Feature spunbond polyester and strong inner core, the filter cartridge can withstand extremely high-pressure water flow.

【Save Your Bill】The cartridge is easy to clean for reuse, greatly saving your money on the water bill, providing you with more time to enjoy the pool. It is recommended to clean the pool filter cartridges once a month to maximize the service life of the filter.