in, Waste, and Vent, sewer drainage applications. Compared with plastic(P Hubless/socketless Cast Iron Soil/drainage Pipes has longDra been employed by the building industry as a reliable drainage system, widely used in sanitary VC) pipes, cast iron pipe is more soild and durable. Furthemore, cast iron pipe has excellent noise suppression and fire resistant characteristics, and can be completely recycled, it has become architects' first choice for drainage inside the building.

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