Waterway
WATERWAY | Colar Gasket (Use with Clamp Style) | 711-1920 OPTIMUS #4742-02 WATERWEY #711-1920 THIS IS A CLEAR WHITE ROUND GASKET USED ON THE OLDER WATERWAY CLEARWATER SAND FILTER. THIS IS USED ON FILTERS WITH THE CLAMP STYLE VALVE. THE NEW SPLIT...
