Pentair Old Style Chlorine Control Valve | Rainbow Chemical Feeder Models 300, 302, 300-19, 300-29 | R172022 Tubing Replacing this O-ring restores a

Replacing this O-ring restores a proper housing seal

For use in a full pool

verify the O

Clean the sleeve with a soft cloth and a diluted acid wash approved for quartz before reinstalling — or replace it if pitting or discoloration is present

Pentair Old Style Chlorine Control Valve | Rainbow Chemical Feeder Models 300, 302, 300-19, 300-29 | R172022 Tubing Replacing this O-ring restores aOEM Replacement Chlorine Control Valve for Pentair Rainbow Automatic Chemical Feeders The Pentair R172022 is the OEM replacement old style chlorine control valve for the Pentair Rainbow Automatic Chemical Feeder, compatible with Models 300, 302, 300 19, and 300 29. What It Does The chlorine control valve regulates the flow of chlorinated water through the automatic chemical feeder, allowing you to adjust sanitizer output to match your pool's demand.