Check the listing for details. Rx Clear Above Ground Swimming Pool In-Line Chemical Chlorine Feeder. Condition: New. Listed at 42.92 USD. Rx Clear® Above Ground Swimming Pool In-Line Chemical Chlorine Feeder - (Holds 1" & 3" Tablets) Item Number: 207537 Our Rx Clear® Above Ground In-Line Automatic Chlorinator - assists in saving on chlorine usage and regulating the chlorine level. The dial adjustment valve helps to alleviate controls in sanitizer flow, and the body is corrosion-proof. It installs into the existing filter system without any hassle. The chemical feeder easily installs into your existing filter system with included installation hardware but requires additional PVC plumbing (not included). Save on chlorine use and regulate your chlorine level effortlessly. The dial adjustment valve controls sanitizer flow. Corrosion-proof. Installs easily into the existing filter system. Holds as much as 4 lbs of 1" or 3" size chlorine tablets Includes a dial adjustment valve that allows for the simple feed rate adjustment Simple installation Easy-Lok threaded cover for safe access to add tablets 1-Year Limited Manufacturer's Warranty Note: Chlorinators require the use of 1" or 3" slow-dissolve tablets, as granular chlorine and other chemicals cannot be used. *USE WITH CAUTION - Extreme care must be exercised when adding chemicals to your pool. Concentrated chemicals react violently if they mix in the chemical feeder, causing a fire or explosion, which may result in property damage, personal injury, or death. Use non-petroleum-based lubricants such as Jack's No. 327 lubeRx Clear® Above Ground Swimming Pool In-Line Chemical Chlorine Feeder - (Holds 1" & 3" Tablets) Item Number: 207537 Our Rx Clear® Above Ground In-Line Automatic Chlorinator - assists in saving on chlorine usage and regulating the chlorine level. The dial adjustment valve helps to alleviate controls in sanitizer flow, and the body is corrosion-proof. It installs into the existing filter system without any hassle. The chemical feeder easily installs into your existing filter system with included installation hardware but requires additional PVC plumbing (not included). Save on chlorine use and regulate your chlorine level effortlessly. The dial adjustment valve controls sanitizer flow. Corrosion-proof. Installs easily into the existing filter system. Holds as much as 4 lbs of 1" or 3" size chlorine tablets Includes a dial adjustment valve that allows for the simple feed rate adjustment Simple installation Easy-Lok threaded cover for safe access to add tablets 1-Year Limited Manufacturer's Warranty Note: Chlorinators require the use of 1" or 3" slow-dissolve tablets, as granular chlorine and other chemicals cannot be used. *USE WITH CAUTION - Extreme care must be exercised when adding chemicals to your pool. Concentrated chemicals react violently if they mix in the chemical feeder, causing a fire or explosion, which may result in property damage, personal injury, or death. Use non-petroleum-based lubricants such as Jack's No. 327 lube