Universal Compatibility: This screw-on filter seamlessly fits the SPA PM_SPA-P154 8106 Inflatable , ensuring your spa water remains pure. Note: Please confirm compatibility with your spa model before purchasing. Optimal Filtration Specifications: Our filter cartridges provide superior filtration. The open top and closed bottom design promotes efficient water , capturing more contaminants. Enhanced Durability: Our spa filters outlast traditional paper filters. This durability means fewer replacements and less maintenance, allowing you to spend more time enjoying your spa. Easy Maintenance: Our filter cartridges are designed for easy care, trapping dirt and easily removing it during cleaning. For optimal performance, clean the filter regularly every 2-3 days, or after frequent use, using strong water pressure or a cleaning tool. Color: As shown Material: plastic Package Contents: 5*Swimming Pool Filter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.