Natural Chemistry Spa pH Increaser, 2.49 lb, Single, Increases pH in Spa & Hot Tub Water, Keeps pH at an Ideal Level lightweight and cleans up algae gently

and cleans up algae gently without the use of harsh chemicals

SHOWA ATLAS 370B's lightweight construction fits and feels like a second skin

Dolphin Triton with PowerStream

and plastic

Natural Chemistry Spa pH Increaser, 2.49 lb, Single, Increases pH in Spa & Hot Tub Water, Keeps pH at an Ideal Level lightweight and cleans up algae gentlyNatural Chemistry Spa pH Increaser, 2. 49 lb, Single, Increases pH in Spa & Hot Tub Water, Keeps pH at an Ideal Level pH Booster: Natural Chemistry Spa pH Increaser boosts your spa or hot tubs pH level into the optimal 7. 2 to 7. 6 range, preventing corrosive damage to plumbing, equipment, and surfaces. Ideal pH Level Range: Low pH can also cause skin and eye irritation for bathers. Spa pH Increaser uses sodium carbonate to steadily raise your spas pH