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Tier1 Cartridge Pool Filter
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AFFORDABLE REPLACEMENT: Replacement 31489 spa filter for 30 sq ft Hot Spring Spas and Watkins Spas and any systems that needs 5-7/8 inch (diameter) by 10-1/2 inch (length) filters
INCREDIBLY SIMPLE TO USE: Easily replace your old 31489 filter, Filbur FC-3915, Unicel C-6430, Pleatco PWK30 spa filter with the Tier1 spa filter 31489
EXTREMELY DURABLE: Durable and Washable 30 sq ft Pleated Fabric Filter Media to capture sediment and other contaminants with its high strength, high flow design to give you industry leading flow rates for 3 month before your next filter change
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