45 Sq.Ft Hot Tub Filter Cartridge Replacement (2 Pack), Replaces Waterway 817-0050, Pleatco PWW50P3, Unicel 6CH-940, Filbur FC-0359, SAE Coarse Thread, Compatible with Waterway and Viking Spas

Specifications

• Perfect Fit for Waterway Systems – Designed for Waterway Front Access Skimmer systems commonly used in Waterway and Viking Spas, ensuring tight sealing and efficient water circulation.
• Direct Replacement for Popular Models – Compatible with Waterway 817-0050, 25252, 378902, Pleatco PWW50P3, Unicel 6CH-940, Filbur FC-0359, and Aber 03FIL1400, providing a reliable one-to-one replacement for your existing spa filters.
• Check Thread Type Before Purchase – This filter uses a 1-1/2" SAE coarse thread (Pleatco PWW50P3 style). It will not fit fine thread models such as Pleatco PWW50P4. Please verify your existing filter’s bottom connection to avoid ordering the wrong cartridge.
• Advanced Filtration with Precise Dimensions – Measures 8-1/4" length × 6" outer diameter × 1-1/2" SAE coarse thread, engineered with ±0.1" tolerance for a snug fit without leaks. Built from trilobal spunbond polyester, the pleated media captures particles down to 10 microns for crystal-clear water.
• Durable 6–12 Month Service Life – Reinforced PVC core and thermally bonded, corrosion-resistant end caps prevent cracking or collapse under pressure. Washable and reusable for up to 12 months of dependable performance.