PH Decreaser protects spa equipment by decreasing PH and Total Alkalinity to the proper level (PH 7.4 - 7.6 and Total Alkalinity (100 - 150).  It slowly lowers PH and Total Alkalinity.

    * 1 lb Size

    * Granular Sodium Bisulphate

    * Test Total Alkalinity And Correct First

    * .5 - 2 tsp. Per 200 Gallons Dosage