AquaNova is UV+ozone for spas. Designed for OEMs, it creates hydroxyl radicals that react faster than other oxidizers, states Aqua Sun Ozone, and it has a higher disinfection and oxidation rate than combining ozone and UV-C. Its design includes a built-in venturi injector, lamp timer, micro-ozone generator and easy bulb change — in one compact enclosure.Contact: (888) 320-8500; aquanovaspa.com