To test the chlorine level in your hot tub, use a test strip. Dip the strip into the water, wait about 15 seconds, and then compare the strip's color to the chart on the container to determine the chlorine level.
To test the chlorine level in your hot tub, use a test strip. Dip the strip into the water, wait about 15 seconds, and then compare the strip's color to the chart on the container to determine the chlorine level.
