TOREAD Hot Tub Filter for 6CH-940, PWW50P3 Spa Cartridge, 20.5cm (8 1/16") Length, 1 1/2" (3.7cm) SAE Thread, Replacement for Unicel 6CH-940, Filbur FC-0359, 817-0050, 2 Pack

Precise UK Dimensions & FitDesigned for a 100% perfect fit. Dimensions: Length 20.5cm (8 1/16"); Outside Diameter 15.2cm (6"). Features a heavy-duty Rectangular Handle and a 3.7cm (1 1/2” SAE) Thread. A precise replacement for PWW50P3, 6CH-940, and FC-0359 hot tub filter cartridges. Please measure your existing filter to ensure a match. NOT compatible with PWW50P4.

Advanced 50-Micron FiltrationEquipped with an upgraded 50-micron high-efficiency layer, this hot tub filter captures 99% of fine debris, including hair, silt, and sand. It keeps your spa water sparkling clear for longer while significantly reducing chemical demand. Ideal for high-performance spa filters for hot tubs in the UK.

Heavy Duty 4oz (113g) FabricCrafted with premium 4oz (113.4g) thickened polyester, our filters offer 21-40% higher dirt-holding capacity than standard 3oz versions. This heavy-duty pww50p3 filter fabric maintains a powerful flow even under high pump pressure, preventing clogs and ensuring crystal-clear water.

NSF 50 Certified & 30% Longer LifeNSF/ANSI 50 Certified for safety and peace of mind. Reinforced with chlorine-resistant ABS end caps and a strengthened core, this pww50 filter is tested to last 30% longer than standard alternatives, delivering exceptional value and reducing your hot tub filters replacements costs.

Easy Maintenance & ReusableThe unique Trilobal fabric structure allows dirt and impurities to release instantly during rinsing, making cleaning effortless. To maintain peak performance for your filter, simply rinse every 2 weeks. A durable, reusable cartridge hot tub filter designed for a healthy, relaxing soak.