Pentair HC3340 Chlorinator/Brominator, 1 Pack | R171240 Vista Corrosion or scale buildup often

Corrosion or scale buildup often causes heater shutdowns or ignition issues

Disconnect power before servicing electrical components

Flow through the manifold and filter cleanliness

It switches water flow between pool

and reliable chlorine production

Pentair HC3340 Chlorinator/Brominator, 1 Pack | R171240 Vista Corrosion or scale buildup oftenWhat This Part Is Used For Pentair R171240 Chlor Brom HC3340 1 Pack is a replacement chemical feeder component used in compatible Pentair systems. It supports chlorine or bromine dispensing as labeled. Why This Part Matters Proper chemical feed components are essential for maintaining balanced sanitizer levels. A worn part can cause inconsistent dosing and water quality issues. Replacing it helps maintain steady sanitizer performance. Key Features and