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    Bromide Ions Distribution In Water

    When you add sodium bromide + oxidizer to a pool, it makes HOBr (hypobromous acid) and OBr– (hypobromite ion). The HOBr gets converted to bromide ion (Br–) if it gets used up as a disinfectant or by UV rays. Am I correct in thinking that the OBr– and Br– ions will be evenly distributed in the...
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    What the metal nozzle connected to the pump PVC?

    What is that metal nozzle on top of the PVC? If I open it up, water gushes out. What’s it for?
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    Is going from a 2 HP Single Speed Pump to a 1.5 HP Variable OK?

    I currently have a very old single speed 2 HP Jandy Stealth Pro Series Pump that I need to replace. I'm thinking about replacing with a 1.5 HP Variance Speed. Would that be OK even though it's lower HP?