{"product_id":"clorox-pool-spa-12204clx-calcium-hardness-increaser-4-lb","title":"Clorox Pool\u0026Spa 12204CLX Calcium Hardness Increaser 4 lb","description":"Clorox Pool\u0026amp;Spa Calcium Hardness Increaser raises low Total Hardness levels in your swimming pool that can cause damage to your pool surface. Ideal for plaster pools \u0026amp; soft water areas. Use Clorox Pool\u0026amp;Spa Calcium Hardness Increaser to raise total hardness levels in your pool that are below 175 ppm. Increasing Total Hardness in your pool prevents surface damage like corrosion, staining, and etching. Ideal for plaster pools and soft water areas. 5 lbs. per 10,000 gallons will raise increase your Total Hardness levels by 50 ppm. Most DIY pool owners Once a week, start your routine by testing your pool water with test strips or a liquid test kit. Based on the results, apply necessary product including a sanitizer, shock and balancers. As long as you routinely give your pool the chemicals it needs, you'll be able to enjoy it all season long.\u003cul class=\"list\"\u003e\n\u003cli class=\"item\"\u003eIncreases low Total Hardness levels in swimming pool water\u003c\/li\u003e\n\u003cli class=\"item\"\u003ePrevents corrosion, etching, and staining\u003c\/li\u003e\n\u003cli class=\"item\"\u003ePrevents pool surface damage\u003c\/li\u003e\n\u003cli class=\"item\"\u003eIdeal for plaster pools and soft water areas\u003c\/li\u003e\n\u003cli class=\"item\"\u003eFor best results, use with the Clorox Pool app.Power Source Type: Manual\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"EDELFELT Veronique","offers":[{"title":"Default Title","offer_id":54073538085130,"sku":"43951788-1077317-0-0-0-0-0-0","price":38.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0916\/8787\/8922\/files\/b8dc7d61d16a54d8655cce8508560b9a250d0fda0ffb2b0afa53d2ed425ac505.jpg?v=1794056163","url":"https:\/\/qrfbnq-qy.myshopify.com\/products\/clorox-pool-spa-12204clx-calcium-hardness-increaser-4-lb","provider":"EDELFELT Veronique","version":"1.0","type":"link"}