Your pH should be kept between 7.2 – 7.8, the ideal alkalinity level is between 80-150 ppm, and calcium hardness should stay within 150-250 ppm for spas and 200 – 400 for swimming pools.
Your pH should be kept between 7.2 – 7.8, the ideal alkalinity level is between 80-150 ppm, and calcium hardness should stay within 150-250 ppm for spas and 200 – 400 for swimming pools.