Supply African popular gutter gutter water system 765772376QQ: Telephone 18758293397 Corus metal metallic for the construction of the water system to bring a strong performance. Different color choices to the designer with a broad imagination. Color matching with the building itself shows the natural atmosphere of the building. Cailv not oxidized, it is because the surface of aluminum will form an invisible oxide film. Drowning Outline and the current system of a traditional building of the water systems generally use cement pouring gutters or naturally fell into the water. b Ministry of Construction "building water supply and drainage design specifications" provides the building should be a separate storm sewer discharge, and the detailed structure construction roofing made detailed requirements; only the roof gutter, gutters, the water port, flashings and Deformation and extending pipelines waterproof roof structure in which each detail has a specific structure and size specifications, but also on the use and quality of waterproof material, there are stringent requirements. c difficulty will determine the design and construction of the high cost of cement gutters, inefficient. Roof waterproof structure is leaking roof project is most likely to appear weak link. Traditional water system problems