Alkalinity Increaser$10.50 Maintaining your Alkalinity goes hand in hand with maintaining your pH. The ideal alkalinity level is between 80 and 120 ppm. Alkalinity Increaser quantity Add to cart Category: Pool Chemicals Related products Add to cart PH Minus $4.00 Add to cart 3″ Tabs $60.50 Add to cart Carboy Shock $25.00 Add to cart Salt 40lb $14.50