Taylor FAS-DPD Titrating Reagent, For Chlorine, 2 Ounce | R-0871-C Adhesives & Glues confirm your existing cartridge measures

confirm your existing cartridge measures 17 3/8" long with an 8 15/16" outer diameter

For closing: Phosphate levels should be 100ppb or lower for optimal results

This is an after-market replacement part for the the SP1070

replacement filter cartridge built for Hayward's Super-Star-Clear C4500 and SwimClear C4520 multi-cartridge systems

punctures and chaffing caused by ladders in your swimming pool

Taylor FAS-DPD Titrating Reagent, For Chlorine, 2 Ounce | R-0871-C Adhesives & Glues confirm your existing cartridge measuresTaylor FAS DPD TTR Reagent 2 Oz Taylor formulates its reagents to remain effective for at least one year, with only very few exceptions (molybdenum indicator in liquid form is one; after four months old it should be tested against a standard periodically). As a general precaution, replace all reagents more than one year old, or at the beginning of a new testing season. Used to test for chlorine Taylor R 0871 C Features and Benefits: Storing reagents