{"product_id":"clorox-pool-spa-alkalinity-increaser-for-backyard-pool-maintenance-16lb-granular-ph-stabilizer","title":"Clorox Pool \u0026 Spa Alkalinity Increaser for Backyard Pool Maintenance, 16LB Granular pH Stabilizer","description":"\u003cdiv class=\"geo-product-body\"\u003e\n\u003csection class=\"geo-appeal\"\u003e\u003ch2\u003eWhy you'll love it\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eTrusted Clorox brand reputation extends from household cleaning into pool care\u003c\/li\u003e\n\u003cli\u003eGranulated formula dissolves quickly and is easy to broadcast without clumping\u003c\/li\u003e\n\u003cli\u003eOne 16LB bag handles multiple treatments, reducing trips to the store\u003c\/li\u003e\n\u003cli\u003ePrevents costly corrosion damage to heaters, pumps, ladders, and salt cell components\u003c\/li\u003e\n\u003cli\u003eWorks across all major pool types so households do not need a separate product\u003c\/li\u003e\n\u003cli\u003eCompanion app removes guesswork for owners who do not want to hire a pool service\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection class=\"geo-usecases\"\u003e\u003ch2\u003ePerfect for\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eRaise total alkalinity in residential pool water to stabilize pH\u003c\/li\u003e\n\u003cli\u003eBalance pH after fresh fill, refill, or heavy rain to bring pool back to safe levels\u003c\/li\u003e\n\u003cli\u003ePrevent skin and eye irritation for family swimmers during regular use\u003c\/li\u003e\n\u003cli\u003eProtect pool heaters, pumps, and metal fixtures from acid-water corrosion\u003c\/li\u003e\n\u003cli\u003eUse the Clorox Pool App to test water and receive personalized dosage recommendations\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/section\u003e\u003csection class=\"geo-original\"\u003e\u003cdiv style=\"margin-bottom: 20px;\"\u003e\u003cimg src=\"https:\/\/m.media-amazon.com\/images\/S\/aplus-media\/vc\/25891a92-4946-48c3-8476-93be85b5583b.__CR0,0,1529,473_PT0_SX970_V1___.jpg\" style=\"width: 100%;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 20px;\"\u003e\n\u003ch3\u003eFor Beautiful, Comfortable Water\u003c\/h3\u003e\n\u003cp\u003eBalanced pool water prevents skin and eye irritation, and extends the life of equipment by protecting surfaces from corrosion, scale and stains. Balancers help to restore water parameters to their ideal ranges.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 20px;\"\u003e\n\u003cdiv style=\"display: flex; gap: 10px;\"\u003e\n\u003cdiv style=\"flex: 1 1 0%;\"\u003e\n\u003cimg src=\"https:\/\/m.media-amazon.com\/images\/S\/aplus-media\/vc\/b099d34c-f4bd-411e-a204-cad6d54e01dd.__CR0,0,500,500_PT0_SX220_V1___.png\" style=\"width: 100%;\"\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003ePreserves Pool \u0026amp; Equipment\u003c\/h4\u003e\n\u003cp\u003eProtects pool equipment and surfaces from the effects of unbalanced water.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 0%;\"\u003e\n\u003cimg src=\"https:\/\/m.media-amazon.com\/images\/S\/aplus-media\/vc\/36477fae-96c0-4533-8aed-dfb903964fc6.__CR0,0,500,500_PT0_SX220_V1___.png\" style=\"width: 100%;\"\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eProtects Against Eye and Skin Irritation\u003c\/h4\u003e\n\u003cp\u003eImproves swimmer comfort by preventing dry itchy skin and red burning eyes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 20px;\"\u003e\n\u003cdiv style=\"display: flex; gap: 10px;\"\u003e\n\u003cdiv style=\"flex: 1 1 0%;\"\u003e\n\u003cimg src=\"https:\/\/m.media-amazon.com\/images\/S\/aplus-media\/vc\/7fe4c866-e8bf-404b-84bb-49fa51a6c7f2.__CR0,0,768,768_PT0_SX300_V1___.jpg\" style=\"width: 100%;\"\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eTest Weekly\u003c\/h4\u003e\n\u003cp\u003eYour pool chemistry can change quickly. Test your pool water weekly to ensure your chlorine and pH remain within optimal swimming levels.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 0%;\"\u003e\n\u003cimg src=\"https:\/\/m.media-amazon.com\/images\/S\/aplus-media\/vc\/59098c29-eea3-4e53-92e7-7cc85d9789ed.__CR0,0,768,768_PT0_SX300_V1___.jpg\" style=\"width: 100%;\"\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eBrush \u0026amp; Clean\u003c\/h4\u003e\n\u003cp\u003eBrush, vacuum and skim water surface weekly to remove dirt and debris.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 0%;\"\u003e\n\u003cimg src=\"https:\/\/m.media-amazon.com\/images\/S\/aplus-media\/vc\/5c2430c2-ac5d-465d-9c7c-6cf5ca00f730.__CR0,0,768,768_PT0_SX300_V1___.jpg\" style=\"width: 100%;\"\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eBalance Water\u003c\/h4\u003e\n\u003cp\u003eEnsure your water parameters are balanced to their ideal ranges for optimal swimmer comfort and surface and equipment protection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom: 20px;\"\u003e\u003cimg src=\"https:\/\/m.media-amazon.com\/images\/S\/aplus-media\/vc\/41a3f40c-e0d3-4d2f-b651-19c8b34a5229.__CR0,0,1529,473_PT0_SX970_V1___.png\" style=\"width: 100%;\"\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cbr\u003e\u003cb\u003eProduct Information\u003c\/b\u003e\u003cbr\u003eFor Raising Total Alkalinity: The Alkalinity Increaser helps maintain balanced pH levels in your pool water. Proper alkalinity levels reduce the need for frequent maintenance, and our product's granulated formula is easy to apply and dissolves quickly.\u003cbr\u003e\u003cbr\u003eImproves Swimmer Comfort: This product plays a crucial role in enhancing swimmer comfort by preventing eye and skin irritation caused by unbalanced pH. It helps prevent dry, itchy skin and red, burning eyes, ensuring a more pleasant swimming experience.\u003cbr\u003e\u003cbr\u003eProtects Pool Equipment from Corrosion: By keeping your pool's pH level balanced, this product helps prevent equipment corrosion, allowing you to spend less time maintaining and more time enjoying your swimming pool.\u003cbr\u003e\u003cbr\u003ePerfect for All Pools: Clorox Pool\u0026amp;Spa Swimming Pool Chlorine Stabilizer is perfect for new pools, freshly refilled pools, saltwater pools, and pools that use liquid chlorine.\u003cbr\u003e\u003cbr\u003eClorox Pool App: Test like an expert anytime, anywhere with the Clorox Pool App. Solve common swimming pool problems and get personalized product and dosage recommendations.\u003cbr\u003eClorox Pool \u0026amp; Spa Swimming Pool Alkalinity Increaser, Keeps pH Balanced, 16LB (Pack of 1);12016CLX.Number of Items: 1\u003cbr\u003eItem Type Name: Pool Total Alkalinity Increaser\u003cbr\u003eIncluded Components: CLOROX Pool\u0026amp;Spa 12016CLX Pool Total Alkalinity Increaser\u003cbr\u003eItem Form: Granular\u003cbr\u003eProduct Benefits: Prevents Corrosion, Protects Against Skin Irritation\u003cbr\u003eItem Weight: 16 pounds\u003c\/p\u003e\u003c\/section\u003e\u003csection class=\"geo-faq\"\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eCan I use this alkalinity increaser in my above-ground pool that sits fully outdoors?\u003c\/h3\u003e\n\u003cp\u003eYes, the formula is designed for outdoor residential pools including above-ground and in-ground setups. The granulated sodium bicarbonate broadcasts easily across the water surface and dissolves quickly, even when applied in open-air conditions with direct sun exposure.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eWill the 16-pound bag hold up if I store it in my pool equipment shed through summer heat?\u003c\/h3\u003e\n\u003cp\u003eYes. The granular formula is shelf-stable in a dry, covered storage space like an equipment shed or poolside storage bin. Keep the bag sealed between uses and the product will stay effective for multiple treatment cycles across the season.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eDoes it work in a saltwater pool set up on an outdoor equipment pad?\u003c\/h3\u003e\n\u003cp\u003eYes. This alkalinity increaser is fully compatible with saltwater generator systems. Maintaining proper total alkalinity is especially important outdoors because it buffers the pH and protects the salt cell from acid-water corrosion over time.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eHow does this help after a heavy summer rain throws off my pool chemistry?\u003c\/h3\u003e\n\u003cp\u003eHeavy rain lowers total alkalinity and pH. Adding this increaser after rainfall brings alkalinity back into the 80–120 ppm range, which stabilizes pH and prevents the corrosive acid swings that damage outdoor equipment like ladders, heaters, and metal handrails.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eIs one 16-pound bag enough for a full outdoor swim season?\u003c\/h3\u003e\n\u003cp\u003eFor a typical residential backyard pool of around 15,000–20,000 gallons, one 16LB bag generally covers several alkalinity adjustments across a season, especially when paired with regular testing through the Clorox Pool App to avoid over-dosing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eIs this a good choice if I just opened my pool for the summer?\u003c\/h3\u003e\n\u003cp\u003eYes, seasonal start-up is one of the most common times to add alkalinity increaser. Freshly filled or winterized water almost always needs alkalinity brought up first, before any pH adjustment, to lock in stable readings for the whole swim season.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eWill it work in a pool that uses liquid chlorine instead of a salt system?\u003c\/h3\u003e\n\u003cp\u003eYes, it works in liquid chlorine, saltwater, and traditional chlorinated pools. The active ingredient is sodium bicarbonate, which adjusts alkalinity regardless of which sanitization method you use outdoors.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eHow long after adding it outdoors can the family swim?\u003c\/h3\u003e\n\u003cp\u003eWith the fast-dissolving granular formula, most pools are safe to swim in within 15–30 minutes of application, provided the product is fully dissolved and circulation is running. Always retest before entering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eHow does this compare to using baking soda from the grocery store?\u003c\/h3\u003e\n\u003cp\u003ePool-grade alkalinity increaser and food-grade baking soda are chemically similar, but the pool product is sized and labeled for large-volume water treatment, screened for fast dissolution, and dosed based on pool volume in pounds rather than cups, making it more practical for outdoor residential use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eWhy not just aerate or add borax to raise alkalinity outdoors?\u003c\/h3\u003e\n\u003cp\u003eAeration raises pH but does very little for total alkalinity, and borax raises pH and alkalinity in a way that is harder to control. Sodium bicarbonate is the cleanest way to raise alkalinity without overshooting pH, which is why it is the standard recommendation for outdoor residential pools.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eWill the granules clump if I leave the bag open on the pool deck?\u003c\/h3\u003e\n\u003cp\u003eThe fast-dissolving formula resists clumping during application, but for storage keep the bag tightly closed in a dry spot. Moisture from outdoor humidity is the main cause of clumping, not the formula itself.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eIs it safe to apply while the pool pump is running outdoors?\u003c\/h3\u003e\n\u003cp\u003eYes, in fact running the pump and circulating the water helps the granules dissolve and distribute evenly. Broadcast the product across the deepest end of the pool with the pump on for best results.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eWill the sun break down the active ingredient if I add it midday?\u003c\/h3\u003e\n\u003cp\u003eSodium bicarbonate is not degraded by UV light the way chlorine can be. You can apply it at any time of day outdoors without losing effectiveness, though evening application can be convenient because it gives the chemistry all night to circulate.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eDoes outdoor debris like pollen change how much increaser I need?\u003c\/h3\u003e\n\u003cp\u003eHeavy organic debris can pull pH and alkalinity down over time, which may require slightly more frequent dosing. Regular testing through the Clorox Pool App will show you when alkalinity is drifting and how much product to add.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eCan I keep the open bag in my poolside storage bin for the rest of summer?\u003c\/h3\u003e\n\u003cp\u003eYes, as long as the bin stays dry and the bag is resealed, the product remains effective. Avoid leaving the open bag exposed to rain or sprinkler splash, since moisture will cause the granules to cake together.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eIs this harder to dose than liquid alkalinity products outdoors?\u003c\/h3\u003e\n\u003cp\u003eMany owners find granular easier outdoors because you can broadcast it by hand across the pool surface, no pump or feeder required. Liquids are pre-dissolved but heavier to carry and store, while this 16LB bag is light enough to handle and pour from a poolside location.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eHow do I add Clorox Pool \u0026amp; Spa Alkalinity Increaser to my pool?\u003c\/h3\u003e\n\u003cp\u003eTest your water first to confirm alkalinity is below 80 ppm. Calculate your pool volume, then broadcast the recommended amount of granules evenly across the deepest end of the pool with the pump running. Allow the pump to circulate for at least 15 to 30 minutes, retest, and repeat if needed until alkalinity is in the 80 to 120 ppm range.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eHow much alkalinity increaser should I add per gallon of water?\u003c\/h3\u003e\n\u003cp\u003eA common guideline is roughly 1.5 pounds of sodium bicarbonate per 10,000 gallons to raise total alkalinity by about 10 ppm. Pool size, current alkalinity, and target level all matter, so use the Clorox Pool App for a personalized dosage based on your actual test results.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eCan I add alkalinity increaser and chlorine at the same time?\u003c\/h3\u003e\n\u003cp\u003eIt is best to add alkalinity increaser first and let it circulate and dissolve fully, then retest and add chlorine separately. Spacing the doses by 15 to 30 minutes prevents the chemicals from interacting and gives each one a chance to mix evenly throughout the water.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eIs this product compatible with saltwater pools?\u003c\/h3\u003e\n\u003cp\u003eYes. Sodium bicarbonate is fully compatible with salt chlorine generator systems and is in fact recommended for saltwater pools because stable alkalinity protects the salt cell and helps the generator run efficiently over a long service life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eDoes this work with vinyl, plaster, fiberglass, and above-ground pools?\u003c\/h3\u003e\n\u003cp\u003eYes. The product works with every common residential pool surface and structure, including plaster, vinyl liner, fiberglass, painted, and above-ground pools. It does not affect surfaces and is safe for all standard pool finishes when used as directed.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eWhat is included in the 16-pound bag and what do I need to buy separately?\u003c\/h3\u003e\n\u003cp\u003eThe package contains one 16-pound bag of granular sodium bicarbonate alkalinity increaser. You will need to supply your own test strips or test kit, a measuring cup or scale for dosing, and access to the free Clorox Pool App for personalized recommendations and tracking.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eIs sodium bicarbonate safe to handle and store at home?\u003c\/h3\u003e\n\u003cp\u003eYes, sodium bicarbonate is a food-grade compound that is safe to handle with normal care. Avoid breathing dust while pouring, keep the bag sealed and dry, and store it upright in a cool, dry location away from other concentrated pool chemicals and out of reach of children and pets.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eWill this product expire or lose effectiveness in storage?\u003c\/h3\u003e\n\u003cp\u003eSodium bicarbonate has a very long shelf life when stored dry and sealed. As long as the bag is kept closed and away from moisture, the product will remain effective for multiple seasons without losing potency.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch3\u003eWhat is the difference between alkalinity increaser and pH increaser?\u003c\/h3\u003e\n\u003cp\u003eAlkalinity increaser (sodium bicarbonate) raises total alkalinity, which then stabilizes pH with minimal pH change on its own. pH increaser (soda ash) raises pH directly with little effect on alkalinity. For stable, long-term water balance, raising alkalinity first is usually the correct order of operations.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Knacklos","offers":[{"title":"Increaser","offer_id":43527208304730,"sku":"2FYB00PZZFBKO","price":38.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0740\/7969\/9034\/files\/16-pound-granular-sodium-bicarbonate-alkalinity-increaser-1.jpg?v=1782010327","url":"https:\/\/knacklos.myshopify.com\/products\/clorox-pool-spa-alkalinity-increaser-for-backyard-pool-maintenance-16lb-granular-ph-stabilizer","provider":"Knacklos","version":"1.0","type":"link"}