Cal Spas distinguishes itself from other hot tub manufacturers by offering the best spa and hot tub features in the Home Resort industry. Discover how a Cal Spas hot tub in your home can benefit you mentally and physically. Enjoy crystal clear hot tub water with unmatched water clarity solutions, like Bio-Clean filters, Ozonators and Bromine generators. Best of all, the unique construction process of every Cal Spas hot tub ensures lasting enjoyment for many years to come.