Harmsco Cartridge Lifter [39-3/4"] (623) terminals 3/8 inch air barb x

3/8 inch air barb x 3/4 inch barb elbow configuration

Useful when the original hose is leaking or worn

Blue-White chemical pump diaphragm

Control dials are useful because they allow the feeder to be adjusted for the intended treatment level rather than running at only one fixed setting

The 4CH-15 reference and spa-or-pool versatility give this cartridge practical value because the right replacement needs to match the intended canister and application without guesswork

Harmsco Cartridge Lifter [39-3/4"] (623) terminals 3/8 inch air barb xThe Harmsco cartridge lifter is designed for compatible filter applications where cartridge removal or handling needs added support. A cartridge lifter is useful because it helps move or lift the cartridge more safely and conveniently during maintenance, supporting easier service work. This replacement is especially useful when the original lifter is bent, damaged, worn, or missing. Matching the correct 39 3 4 inch size helps preserve intended fit and