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Wide PVC waterproof membrane
The wide PVC waterproofing membrane is a series of high polymer waterproofing membrane products with a width of 2.05 meters and a small material loss. This kind of membrane is resistant to aging in various climates for 40 years and underground for at least 50 years. Its surface is light-colored and reflects ultraviolet radiation. Its intrinsic performance is very excellent, high elongation, adapt to the structural movement of the building; good low temperature flexibility, no cracks below -30 °C; with water vapor permeability, easy to discharge the moisture of the grassroots; resistance to root penetration, especially suitable for planting roof; Learn material corrosion, which is resistant to the alkaline water of concrete; it also has fire resistance and self-extinguishing from the fire. At present, Swiss SARNR Group SARNAFIL International Co., Ltd. established the first wholly-owned enterprise to produce this product in China, and established a domestically-only imported PVC coil production line with an annual production capacity of 3 million square meters. Representative works of wide-width PVC waterproofing membranes include Jinan Quancheng Square and Guangzhou Metro Line 2.