6 Key Tests to Maintain Clear Water 

In less than 3 minutes, Certified Pool Operator, Frank Norberto will simplify pool maintenance, breaking it down into 6 simple tests that we need to pass on a weekly basis to maintain clear pool water.  As long as these 6 tests are in the passing range, your pool water should remain clear. There are 2 main ways to check these 6 chemical levels, as shown in the video.