Supply of roof drainage board

Supply of roof drainage board roof drainage board [Introduction] roof drainage board http://www.ntdadi.net/products/show/pid/153.html roof drainage board floor with high impact resistance and high compressive strength polystyrene ( HIPS) is made. Resistant to long-term pressure, no distortion. This long-term resistance to stress not only be able to withstand the weight of its load of concrete floor, can withstand the inevitable during the construction period and the impact of external pressures, such as vehicles, trampling workers and the pouring of concrete momentum and so on. Long-term bottom is not deformed, thus maintaining the original displacement, the use of geotextile filter layer on the floor to ensure that the drainage channel is not blocked because of foreign matter, such as particles or concrete backfill. Roof drainage board in terms of drainage, the economic benefits than the traditional stone, ceramic drainage and other filter layer superior and reliable. Suitable for retaining walls, basements, tunnels, slopes, planters, platforms. Roof drainage board drainage function only widely used in retaining walls, basements, tunnels, slope and highway embankment. Other Recommendations: Green grass grid http://www.ntdadi.net/products/show/pid/171.html waterproofing membrane http://www.ntdadi.net/products/show/pid/155.html