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  1. S

    Adding chlorine after muriatic acid timing.

    23,000 gal pool and hot tub. 0645 this morning ph >8, chlorine 0-.5. Added a gal muriatic acid. Heavy use yesterday. Thanks
  2. S

    Pentair filter element help

    Here’s the scenario: due to pool getting very funky over the past week (my fault) I know I’m gonna have to backflush several times. Backflush run for awhile backflush repeat. So can I do this without putting de back in each time? Will it hurt the filter? Will the filter even work without de...
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    B668 Century motor shaft o’ring

    B668 motor long shaft. I think a Polaris pump using PS 1000 seal. My question is which o’ring do I need to get ? I ordered the wrong number. I’m trying to find the right one at hardware store. I need it today. Should it be somewhat loose on shaft or tight? Should it fill the whole groove of the...
  4. S

    Two different stains

    One is I think metals in water this developed during the winter (southeast Texas). It is very very slowly coming out with brushing. The other is dark green patches in various places.
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    Brush bristles falling out

    I m guessing that over time the bristles dry rot (uv) rays and start coming off. ????
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    Spider valve trouble

    Needed to drain half my pool to get CYA number by refilling. Spider valve is stuck in waste mode. When back flushing it moves relatively easy but now l’m afraid I’m going to brake something.
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    Vacuuming ? What is it?

    I’ve Read the term in other posts but don’t understand. Is there another piece of equipment I need? I’ve been reading the threads about the yellow greenish pool I’ve got. Just bought the house and know nothing about a pool.