{"product_id":"haywardphdispenseacidfeedsystem120vaqlchem4acidhppaqlchem4acid","title":"Hayward pH Dispense Acid Feed System, 120V | AQL-CHEM4-ACID","description":"\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eThe Hayward AQL-CHEM4-ACID pH Dispense Acid Feed System is a 120V liquid chemical feed system designed to automatically dispense acid for pH control in compatible pool and spa systems.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e This system helps maintain more consistent water balance by feeding liquid acid into the circulation system when directed by a compatible controller or automation setup.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eBuilt with a 15-gallon chemical tank, UV-resistant construction, and a durable peristaltic feed pump, the AQL-CHEM4-ACID is designed for reliable residential pool chemical automation.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e It is commonly used with Hayward AquaRite Pro, ProLogic, OmniLogic, and compatible commercial CAT controllers.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eIdeal For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eThis acid feed system is ideal for pool owners, service professionals, builders, and automation installers who want automated pH control for compatible residential pool systems.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e It is especially useful for saltwater pools, where pH tends to drift upward and may require regular acid dosing.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eAutomatic Acid Dispensing\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eFeeds liquid acid into the pool plumbing to help lower and control pH levels.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e When paired with compatible chemistry sensing or automation equipment, the system can help reduce manual acid dosing and support more consistent water balance.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e15-Gallon Chemical Tank\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIncludes a large-capacity 15-gallon tank for acid storage.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e The larger tank capacity helps reduce refill frequency and supports longer operation between maintenance visits.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e120V Plug-and-Play Design\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eDesigned for 120V operation and commonly listed with a 6-foot power cord.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e The system can be managed by compatible automation or an on\/off controller depending on installation setup.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDurable Peristaltic Pump\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eUses a fixed-output peristaltic pump for consistent chemical delivery.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e This pump style helps move liquid chemical through feed tubing while keeping the chemical contained within the tubing path.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eUV-Resistant Plastic Construction\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eThe tank is made from UV-resistant plastic for outdoor pool equipment environments.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e This helps support durability and long service life on exposed equipment pads.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eBuilt-In Carry Handles\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eThe upright ergonomic tank design includes built-in carry handles for easier handling and refilling.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e This helps simplify routine chemical maintenance.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eChildproof Tank Cap\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eThe tank includes a child-resistant cap to help improve safety around the equipment pad.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Chemical storage should still be handled carefully and kept away from children, pets, and unauthorized access.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eAutomation Compatibility\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eThe liquid feed system is commonly listed for use with Hayward AquaRite Pro, ProLogic, OmniLogic, and Commercial CAT controllers.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Always verify controller compatibility before installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eBenefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eThe Hayward AQL-CHEM4-ACID helps simplify pH management by automating acid delivery instead of relying only on manual chemical dosing.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e More consistent pH control can help improve swimmer comfort, protect pool surfaces, reduce scaling risk, and support better sanitizer performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eThis system is especially helpful for saltwater pools and high-use pools where pH changes more frequently.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Professional installation is recommended because this system involves chemical handling, plumbing injection points, electrical power, automation setup, and water chemistry calibration.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003epH Dispense Acid Feed System \/ Liquid Chemical Feeder\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHayward\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eModel \/ Part Number\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAQL-CHEM4-ACID\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSKU\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAQL-CHEM4-ACID\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eUPC \/ Barcode\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e610377314428\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eVoltage Rating\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e120V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePower Cord\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e6 ft cord, commonly listed as 110V \/ 120V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTank Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e15 gallons\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePump Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFixed-output peristaltic pump\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFlow Rate\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCommonly listed at 32 gal\/day\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTubing Length\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCommonly listed as 13 ft\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMaterial\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUV-resistant polyethylene \/ plastic\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eApplication\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAutomated acid dispensing for pH control\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCompatible Controllers\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHayward AquaRite Pro, ProLogic, OmniLogic, Commercial CAT Controllers, and compatible on\/off controllers\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePool Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eResidential pool and spa applications\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Weight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eApproximately 25.5 lbs\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eShipping Dimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eApproximately 18.9\" x 18.7\" x 35.5\"\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eWarranty\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCommonly listed as 3-year manufacturer warranty\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Condition\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNew Equipment\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProfessional Installation\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eRecommended\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003e\u003cspan\u003eCustomer-Facing Q\u0026amp;A\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What does the Hayward AQL-CHEM4-ACID do?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eA:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e It automatically dispenses liquid acid into the pool system to help control and lower pH levels.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Is this system for chlorine or acid?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eA:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e This model is commonly listed as the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eacid feed system\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for pH control. Hayward also offers related liquid feed systems for other chemical applications, so confirm the exact model before ordering.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: How large is the tank?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eA:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e The system includes a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e15-gallon tank\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What voltage does it use?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eA:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e This model is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e120V\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e operation and is commonly listed with a 6-foot power cord.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What type of pump does it use?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eA:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e It uses a fixed-output peristaltic pump for consistent liquid chemical delivery.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: What automation systems can it work with?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eA:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e It is commonly listed for use with Hayward AquaRite Pro, ProLogic, OmniLogic, and Commercial CAT controllers, as well as compatible on\/off control systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eQ: Is this helpful for saltwater pools?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eA:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Yes. Saltwater pools commonly experience upward pH drift, and an acid feed system can help automate pH correction when properly installed and controlled.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eQ: Can a customer install this themselves?\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eA:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Professional installation is recommended because this system involves liquid acid, electrical power, plumbing injection, controller setup, and water chemistry management.\u003c\/span\u003e\u003c\/p\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":52762720764214,"sku":"HPPAQLCHEM4ACID -H","price":747.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/1167\/9798\/files\/HPPAQLCHEM4ACID_0.jpg?v=1755535257","url":"https:\/\/poolsupplydepot.net\/products\/haywardphdispenseacidfeedsystem120vaqlchem4acidhppaqlchem4acid","provider":"Pool Supply Depot","version":"1.0","type":"link"}