Hayward pH Acid Feed Dispense System, 120V | AQL-CHEM4-ACID Pool Safety Covers or otherwise damaged

or otherwise damaged

this conversion kit is used to transition the fuel source from natural gas to propane

this SR Smith replacement part helps with installation and repair

SKU 6-403-00 is included to identify and order this replacement part

Hayward pH Acid Feed Dispense System, 120V | AQL-CHEM4-ACID Pool Safety Covers or otherwise damagedWhat This Part Is Used For The AQL CHEM4 ACID pH acid feed dispense system 120V automates acid dosing to manage pH levels. It integrates with compatible Hayward automation systems. Why This Part Matters Proper pH control protects plaster, heaters, and salt cells. Automated acid feed reduces manual adjustments and chemical swings. Consistent dosing supports balanced and comfortable pool water. Key Features and Specifications Manufacturer part number