1. H

    PPM Bromine Decay Daily?

    I have a new 450 gallon hot tub and have been measuring how much Bromine levels drop when not being influenced through the additions of tabs or concentrate. It looks like my hot tub loses about 10 or more ppm per day without anyone swimming in the tub. My typical use is to keep the tub at...
  2. N

    Indoor Bromine Pool Causing Cough

    Hi all! New to the site. We have just taken possession of a house with a 19K gallon indoor pool in Ontario, Canada. The pool uses bromine to sanitize and we are finding that we are coughing (along with our guests) when we use the pool or enter the room. We have taken samples of the water to...