Home / Chemicals / Pool / Water Balancers / 4# pH Increaser View cart “Pool Magic + Phos Free” has been added to your cart. $11.99 4# pH Increaser quantity Add to cart SKU: 84455 Categories: Chemicals, Pool, Water Balancers Product ID: 4370 Description Description Raises pH in pool water. Related products Sale! 4.8lb 3″Chlorine Tablets $49.99 $44.99 Add to cart Sale! 65 lb Turbo Shock $411.99 $365.99 Add to cart Sale! 10lb NST (Non Stabilized Tablet) $80.99 $69.99 Add to cart Sale! 1lb Bag of Rapid Shock $6.99 $5.99 Add to cart