Chemtrol Free Chlorine PPM Sensor - 0-002 ppm - No Wire Spineboard Colors This number 11 pool plug

This number 11 pool plug with valve creates a tight seal for a 2 inch PVC pipe

Replacement parts are available

The Universal High Flow Manual Air Relief Valve is designed to use with Pentair retro-fit and upgraded Pool filters

All CAT controllers can utilize the flow sensor to disable automatic chemical feeding during periods of insufficient flow (backwash

is printed on Glossy Adhesive Vinyl (stick-on) and is designed for safety reasons to be posted in your pool chemical room or on the chemical room door

Chemtrol Free Chlorine PPM Sensor - 0-002 ppm - No Wire Spineboard Colors This number 11 pool plugThis is a Chemtrol Free Chlorine PPM Sensor, no wire, with 0 002 ppm readings. To calibrate the Free Chlorine sensor use a DPD #1 test kit for free chlorine. The new Chemtrol PPM solid state sensors feature superior precision and control of chlorine levels, with industry leading reliability and low maintenance requirements. These probes are so precise and reliable that they are covered by a 2 year warranty. The PPM sensors can be used alone or in