Replacement 30 sq. ft Pool Filter Cartridge for Watkins 31489, Pleatco PWK30, Filbur FC-3915, Unicel C-6430(3-Pack)

Tier1 PAS-1581 Replacement Pool and Spa Filter fits systems that use 5-7/8 in. Dia x 10-1/2 in. L filters. Tier1 Pool and Spa filters will protect your investment engineered to outperform the competition and exceed your expectations. Featuring high durability filter fabric that maintains strength even when loaded with sediment, a tighter porosity and denser weave to capture more contaminants in less time and a high strength, high flow core designed to support the filter while providing industry leading flow rates.

• Replacement 31489 spa filter for 30 sq. ft. Hot Spring Spas and Watkins Spas and any systems that needs 5-7/8 in. Dia x 10-1/2 in. L filters
• 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, cleaning pleats can help extend the life of this product
• Tier1 Watkins 31489 replacement filter can be used in place of your PWK30 spa filter
• We stand behind the quality of filtration and overall performance of our Tier1 filters