{"product_id":"glb-calcium-hardness-up-15-lb-bag-71251a","title":"GLB Calcium Hardness Up, 15 lb | 71251A","description":"\u003cp\u003eUse calcium hardness up to increase water hardness levels, help prevent equipment and surface corrosion as well as minimize foaming.\u003c\/p\u003e\u003ch3\u003eFeatures and Benefits:\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCalcium hardness levels should be maintained at 150-250 ppm\u003c\/li\u003e\n\u003cli\u003eOne pound increases calcium hardness 10 ppm in 10,000 gallons of water\u003c\/li\u003e\n\u003cli\u003eCompatible with chlorine, bromine, mineral purification systems, salt water chlorine and ozone sanitizing systems\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GLB","offers":[{"title":"Default Title","offer_id":51774169055507,"sku":"71251A","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0920\/0687\/5411\/files\/LZA71251A_0.png?v=1748382859","url":"https:\/\/poolaroo.com\/products\/glb-calcium-hardness-up-15-lb-bag-71251a","provider":"Poolaroo","version":"1.0","type":"link"}