$5.49
BAQUA SPA pH Decreaser (20 oz) is designed to lower the pH and/or total alklainity levels in your hot tub. pH should be maintained between 7.2-7.8 ppm and total hardness should be maintained at 80-120 ppm.
0.5 tsp per 200 gallons.
.75 tsp per 200 gallons.
1.5 tsp per 200 gallons.
2 tsp per 200 gallons.