Specification Brand : DAYEAR BulletPoint1 : 【Compatible Models】: PWW50 spa hot tub filters Compatible with for Filbur FC-0359 spa filter, for PWW50P3, for Unicel 6CH-940 and for Waterway 817 0050, 03FIL1400, 25252, 378902 and PWW50-P3, Please mind the screw thread difference between PWW50-P3 and PWW50-P4(NOTE: This is a compatible spare part and the manufacturers' names and part numbers have been used for reference purposes only. DAYEAR is an independent brand.) BulletPoint2 : 【Material】:100% PP polyester material,has strong dirt absorption capacity high temperature resistance, corrosion resistance.The heavy-duty polyester makes the cartridge capable of lasting longer than cheaper alternatives BulletPoint3 : 【Dimension】:2 pack package; Length: 8.3 in; Outside Diameter: 6 in; Top: Circular Handle; Bottom: 1.5 in SAE thread; Filtration Area: 45 sq. ft. This size and type of hot tub filters makes water in summer waves pool much cleaner and cozier to swim in.The filter designs to well extend the service life and keep pollutants away from clean water. The filter life exceeds 1 year based on normal wear. BulletPoint4 : 【Quick Clean】 :Just remove the Dayear filter from the pump and rinse off the dirt with a garden hose. The filter has a new look. It is recommended to clean the filter every 1~2 weeks. Frequent cleaning can prolong the service life and performance of the filter BulletPoint5 : 【Short Threads Design】:We made this spa filter element with short threads, but it can still remain stable and is not easy to loosen or damage during use BulletPoint6 : 【Long Service Life】: Unique Trilobal Filtration Fabric Structure make it easier to capture and release stains, so it’s easy for you to wash the filter after use. Compatible with most indoor/outdoor, inground, above-ground swimming pools, hot tubs, and spas. Enjoy clean leisure time in your pool.if you have any questions, please contact us. We will help you solve the problem within 24 hours Color : blue ExternallyAssignedProductIdentifier1 : 717967439209 ExternallyAssignedProductIdentifier2 : 0717967439209 ItemName : DAYEAR Hot Tub Filter Cartridge Compatible with 6CH-940,PWW50P3, PWW50-P3,FC-0359, 817-0050, 25252, 378902, 03FIL1400 Spa Filters,2 Pack ItemPackageDimensions_Height : 31.2928 centimeters ItemPackageDimensions_Length : 17.399 centimeters ItemPackageDimensions_Width : 26.6954 centimeters ItemTypeKeyword : swimming-pool-cartridge-filters Manufacturer : JIAZE Material : Polyester ModelName : DY-PW50-2B ModelNumber : DY-PW50-2B NumberOfBoxes : 1 PartNumber : DY-PW50-2B PowerSourceType : no ProductDescription : Filters are vital for the cleanliness of your water as well and the performance and longevity of your hot tub and spa components. The key technical advantages of DAYEAR’s filtration fabric include uniformity of thickness, weight and flow resistance, with no vulnerable thin spots. Others are the filtration efficiency, the rigidity of the pleats against deflection, the high mass and consequent high surface area and strength of the material, the fine diameter of the fibers, and the trilobal fiber shape which adds further to the surface area for particle adsorption. (Note: all the manufacturers' name and brands' name are just for reference purposes only, we own an independent brand. ) SupplierDeclaredDgHzRegulation : not_applicable UnspscCode : 40161505