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    fresh fill, when to add bleach?

    I just finished draining and cleaning my 33,000 gal inground pool. I started filling tonight. The bucket test shows a flow rate of 10 gal/minute. The pool should be filled in 55 hours. Sometime early Friday morning. I ordered a TF100 test kit that should be here on Saturday. My question...
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    Fix Main drain or leave plugged

    I have a 30 year old pool (age approximate) 20 x 40 in ground. The pool is on a sloped grade so that the water level at the shallow in is at ground level and the water level at the deep end of the pool water level is about 3 feet above ground level. (lots of concrete) The main drain at the...