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Home Cad D138 ROOFTOP CLAMPED DRAIN & RETAINER WITH DRAINAGE CELL & BALLAST

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D138 ROOFTOP CLAMPED DRAIN & RETAINER WITH DRAINAGE CELL & BALLAST

D138 Rooftop Clamped Drain & Retainer With Drainage Cell & Ballast CAD provides instructional detail on waterproofing the overflow pipe with ARDEX WeldTec membranes where ballast is to be installed.