With MAREVA Reva-Plus - 5L - 180159, you'll have the right solution to raise the pH of your pond water. This product prevents your pond water from becoming too acidic and alkalized. A balanced pH is all the more important as it enables other maintenance products to be truly effective. If your pool's pH is too low, the chlorine in your pool is less effective, so you use more chlorine. The physical consequences for swimmers are then highly unpleasant but recognizable: red eyes and dry skin. It "s therefore important to check this parameter and use the booster if the result is too low (below 7, on a scale from 1 to 14). Marva specializes in the manufacture and design of treatment products and equipment for in-ground pools, above-ground and freestanding pools and public pools. Today, it is one of Europe's leading manufacturers of pool treatment products and the second largest producer of P.H.M.B (PolyHexaMthylneBiguanide), a chlorine-free disinfectant. Advantages : To adjust and correct your pH if it's too low Stable pH = cleaning agents that work properly: for a healthy, crystal-clear pool Compatible with all treatments Fast-acting Features : Quantity: 5 L Ref. 180159 Packaging: One MAREVA Reva-Plus PH booster - 5L - 180159Delivered in original packaging.