Profile: Radonaway manufactures radon fans, blowers, and the AIRaider™ diffused bubble aeration system. Our RP series fan replacement guide is designed especially for radon mitigation, which is used for sub slab radon mitigation systems. Our AIRaider systems are used to remove radon and volatile organic compounds from well water for over a decade. Our HS series fans features internal condensate bypass and mounts vertically indoors or outdoors.