Bestway Lazy Spa Filters Vi Cartridge Replacement Vegas Paris Monaco Miami 6 Pcs

They filter out dirt and grime from the waterprevent this dirt from getting into the pump and heaterYou Should clean/Replace each filter after use or every 3 days.shower before every use of your Lay-Z-Spa to wash off natural oils The New 2015 Filter Cartridge is suitable for use in the following Lay-Z-Spa model pumps: BW54123 - Miami, BW54112 - Vegas, BW54129 - Palm Springs, BW54113 - Monaco, This is a brand new and improved design for 2016 which sees the old style two pack of Lay-Z-Spa filter cartridges re-designed into one big cartridge to give you better value for money. This new filter cartridge still comes in a pack of 2, but with this filter you only need to use one of them at a time in your pump housing unit.