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Water drainage systems

Dotcalm Industrial Tools - Plumbing Tools ...water in the traps (U-shaped dips in the piping), which in turn prevents the harmful sewer gases, which form as sewage material decomposes, from entering the building. Storm-water drainage systems carry rainwater from the roof by gravity through a sewer to a body of water or to a dry well (an area of the ground where wastewater can drain into the surrounding soil). See #1. Columbus Ohio Sitework Drainage, Water Drainage Systems, Foundation, Basement Columbus and central Ohio sitework drainage services and company. Basement and foundation drainage systems and sanitary sewer, water and gas line installation. The Basement Guys. See #2. 1: http://www.dotcalm-industrial-tools.com [c1311068] 2: http://www.thebasementguys.com [p945352]