1. The weight of the pool cleaner hose can prevent the suction head of the automatic pool cleaner from floating in the pool water without vacuuming. However, please note that this part is only to increase the weight of the hose, but only a weight and not a hose float. 2. Easy installation: simply place the replacement hose weight about 15 inches away from the sweeper on the hose. The hose is easy to snap on. Remember to point the open side of the weight down. 3. These universal replacement hose weights fit most brand pool cleaners, namely the hose weight for Zodiac for Baracuda W83247 X70105 and for the hose weight Pentair Kreepy Krauly K12054 K12454. 4. Practical use: pool cleaning hose weight can prevent the automatic pool vacuum from floating in the pool water without vacuuming, but please note that this part only increases the weight of the hose, only one weight, no hose float.