This 11" diam. corrosion resistant Duco coated cast iron drain is designed for installation in rooftop decks and recreational areas where a traffic bearing roof deck covering is to be applied. A combined flashing clamp and gravel stop protects drain lines from debris and tightens down to the drains 20" diam. flange, securely gripping roofing materials without puncturing them for a leak proof installation. It can be easily and economically installed from above roof decking by a single technician saving on labor expensess. The drain is protected from debris by a secured polyethylene dome.
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