The most common cause of green spa water is excessive metal content. Water from wells or the municipal system can contain high levels of metals such as copper or iron. Hot tub water turns green after you shock the hot tub because the oxidization reacts with copper turning it the green tint.Click to see full answer. Similarly one may ask, how do I get rid of green water in my hot tub? HOT TUB WATER IS GREEN Algae can grow even under a spa cover, in the dark, hot water. To treat a hot tub for algae, check and balance the pH and alkalinity, and add a shock treatment. After filtering out dead algae, it’s always recommended to replace the spa cartridge with a new one.Similarly, what is better for a hot tub bromine or chlorine? High Temperatures. Bromine works better at higher temperatures than chlorine. Above 75°F, bromine remains stable, whereas chlorine is more effective in temperatures as low as 65°F. This makes bromine a better choice for hot tubs and spas, and an unheated pool will be better served by the use of chlorine. Correspondingly, is green hot tub water safe? The mineral copper may also be to blame for green hot tub water. It may come in through your copper pipes or natural well water. While not harmful, this is the same copper that turn’s swimmers’ hair green. Add chlorine and shock and clean the filter to take the first step in solving your problem.Is too much bromine in a hot tub bad?And no, you can’t just crank up your water supply’s chlorine and bromine disinfectant levels. Too much of those can lead to respiratory issues too, Rose adds. More bad news: Mycobacteria aren’t your only unwelcome bathing buddies.
Why does a hot tub go green?
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