The Aqua Ultraviolet Twist 2″ White UV Sterilizer is the premium choice as a clarifier and sterilizer in ponds and aquariums. The Twist combines all the functionality of the Aqua Ultraviolet Classic with unions that expand functionality. A union in the body allows you to rotate the inlet and outlet to the optimum places for your particular hookups. An expansion union included with each Twist UV will allow you to connect additional UV sterilizers to your Twist UV.
