Sprayground and Waterpark Equipment / Rain-Drop Products, LLC / Ashland, Ohio Rain Drop, Rain Drop Products, Sprayground, Splashpad, Spraypark, Water Play, Water Park, Ashland, Ohio Rain Drop Products, LLC is a manufacturer of spraygrounds and custom designed water parks that deliver adventure, visual excitment and imaginitive fun. Located in Ashland, Ohio, Rain Drop Products offers a full line of water play equipment that includes above ground features, below ground features, slides and structures. Innovative water play since 1982!