Feature: * new and high quality *Quality Filters *For PWW50 hot tub & Spa Filter Compatible models: For PWW50, For Unicel 6CH-940, For Filbur FC-0359, For Waterways 817-0050 Details: Material: Filter Area (Sq. Ft.)50 Size210*152mm/8.3*6inchas shown Color: as shown Please Note: *These filters are NOT suitable for the new Canadian Spa ( Chinese Spa ) only the original Canadian ( Pacific Spa ) *Can fit some Superior Spas Models after ( Chinese Spa ) although always check your filter measurements against our listings before purchase as used filters will NOT be refunded *These are excellent quality filters boasting a massive 225 pleat count per filter, compared with Filters which only have 215. Package content: 1 x spa filter Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.