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In some instances, adding just a few dozen milliliters of ordinary bath gel causes foam to cover the entire surface of the tub—and even spill over the edges—within minutes of activating the massage system. This not only detracts from the user experience but also complicates cleaning and maintenance.

Sodium Thiosulfate: The most common bromine neutralizer In the pool and spa industry, sodium thiosulfate is widely used to neutralize both chlorine and bromine. It works through a reduction reaction, converting active bromine into bromide ions, which lack disinfecting capabilities.

Replacing Aging Seals The rubber O-rings used in most outdoor spa hot tubs have a lifespan of approximately 3 to 5 years. Beyond this period, their elasticity and sealing performance deteriorate significantly, even if there is no visible damage.