Pool Filter Cartridges 4 Pack, Efficiency Replacement for Unicel 6CH50 and Pleatco PTL50WSVP4, Durable Pleated Design for Spa and Hot Tub

4Pack Replacement Pool and Spa Filter Cartridges Direct replacement cartridges designed to fit filter housings that accept the following replacement models: Unicel 6CH50, Pleatco PTL50WSVP4, Filbur FC0340. Each pack contains four identical pleated filter cartridges for consistent performance and spare coverage. Key benefits Reliable filtration: Pleated cartridge design increases surface area to trap dirt, leaves, hair, and other common pool and spa debris, helping maintain clearer water. Convenient supply: Four cartridges in one pack reduce downtime and ensure you have spares available for routine maintenance or seasonal changes. Easy to install and service: Straightforward removal of the old cartridge and insertion of the replacement makes cartridge swaps fast. Cartridges can be rinsed with a garden hose for routine cleaning. Fits compatible systems: Built to match the form and function of the listed replacement models so you can worn cartridges without modifying your filter housing. Durable construction: Reinforced pleats and sturdy end caps provide stable performance through normal cleaning cycles. What this product does for you Keeps circulation and filtration working efficiently by removing particulate matter before it reaches the pump and plumbing. Reduces frequency of backwashing or cartridge replacement by offering a larger effective filtration area than a flat media element. Simplifies maintenance with a multipack that keeps replacements on hand. Important attributes Function: Pleated cartridge filtration for swimming pool and spa filter housings. Compatibility: Direct replacement for models Unicel 6CH50, Pleatco PTL50WSVP4, Filbur FC0340 and housings designed for those cartridges. Pack size: Four identical cartridges per package for immediate replacement and spares. Media type: Pleated filter media for increased surface area and improved debris capture. Performance: Designed for repeated cleaning cycles and consistent particulate removal under normal residential pool and spa use. Typical use scenarios Seasonal maintenance: cartridges at the start of the swim season and keep two spares on hand to handle heavy use or unexpected wear. After storms or heavy debris events: Swap in a fresh cartridge to quickly restore filtration efficiency following leaf fall, windblown debris, or landscaping work. Spa or small pool upkeep: Use as regular service replacements for spa filter housings that list the compatible models, ensuring steady water clarity and reduced strain on circulation equipment. Installation and care tips Turn off the pump and relieve system pressure before servicing the filter housing. Remove the used cartridge, inspect the housing and orings, then insert the replacement so it seats evenly. For routine cleaning, rinse loosened debris with a garden hose. Inspect cartridges periodically and when worn or permanently stained. Store spare cartridges in a dry, shaded area until needed. Contents of package Four pleated replacement filter cartridges compatible with Unicel 6CH50, Pleatco PTL50WSVP4, Filbur FC0340. This 4pack provides a straightforward, compatible replacement solution for maintaining effective filtration in pools and spas that use the listed cartridge models.