RK2 XFLO UV SterilizersIntroducing a new option in UV Sterilization Looking for a better and more reliable UV option for your backyard pond, water feature, or home aquarium? RK2 is proud to offer our new XFLO UV Sterilizer. Our design team has a combined 60+ years experience and we meticulously worked to create the most user friendly UV solution available while ensuring users a technically sound product they can trust to get the job done right. Whether choosing our XFLO UV