General description The AlwaysH Replacement Spa Filters are designed to provide effective filtration for your spa, ensuring a clean and enjoyable experience. This compatible replacement filter cartridge is suitable for various models including Unicel 6CH-940, Pleatco PWW50P3, PWW50-P3, Filbur FC-0359, and Waterway Plastics 817-0050. Technical specifications Hole size: 150 mm / 5.9 inch Length: 243 mm / 9.5 inch Coarse thread: 46.5 mm / 1.8 inch Compatibility and accessories Compatible with Unicel 6CH-940 Compatible with Pleatco PWW50P3 Compatible with Pleatco PWW50-P3 Compatible with Filbur FC-0359 Compatible with Waterway Plastics 817-0050 Compatible with models 25252, 378902, 03FIL1400 Usage The filter effectively reduces hair, leaves, dust, sediment, and sand, enhancing your spa experience. Other information Please measure your whirlpool filter and compare it to this filter's dimensions before ordering. Note that this is a compatible replacement part; the manufacturers' names and