Hot Tub Water Testing: How to Use Hot Tub Test
2020-3-27 · Turn off the pumps and jets and let the water settle as much as possible before testing the water. To use a test strip hold it by the bottom of the strip. On the test strip will be a number of pads that are used to test various things in the spa water, beneath that is a long section of empty test strip. The empty part of the test strip is the bottom.
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