Hot tub maintenance advices: The most important step is to sanitize the water. The most popular way to do this is with chlorine or bromine based chemical, usually in a slow dissolving tablet form. There are several alternative sanitizing agents such as ozone, silver ions, copper ions, and enzymes but use these with caution since most are not effective without additional chlorine or bromine agents. Here are some tips about how to maintain your hot tub and also a recommandation if you live in Colorado. Every public pool and spa in the United States must be equipped with ?an anti-entrapment …