With the ChemConnect Dispenser, chemical maintenance of your water is a breeze. You can attach this dispenser to the wall of your spa and load it with the right chemicals, even adjusting the flow of release so you get the exact right concentration to keep your hot tub water clean and healthy. Compatible Spas: 54183 - Lay-Z-Spa Bali Airjet - 54171 - Lay-Z-Spa Havana Airjet - 54154 - Lay-Z-Spa Hawaii Airjet - 54138 - Lay-Z-Spa Hawaii Hydrojet Pro - 54173 - Lay-Z-Spa Maldive Hydrojet Pro - 54123 - Lay-Z-Spa Miami Airjet - 54113 - Lay-Z-Spa Monaco Airjet - 54129 - Lay-Z-Spa Palm Springs Airjet - 54144 - Lay-Z-Spa Palm Springs Hydrojet - 54148 - Lay-Z-Spa Paris Airjet - 54175 - Lay-Z-Spa Saint Moritz Airjet - 54186 - Lay-Z-Spa Tahiti Airjet - 54112 - Lay-Z-Spa Vegas Airjet - 54189 - Lay-z-spa Helsinki AirJet