Kirby water has has over 15 years of experience in the water treatment industry. Kirby Water offers many rental & purchase options to solve any water problem, such as renting a softener for 12 months and allowing 100% of your rental to apply towards the purchase. Brad Kirby, owner, offers many services to the Davenport, Bettendorf, Moline, Rock Island, Clinton, Muscatine, DeWitt & Surrounding Area.