Which for Gansu drainage board | garage plastic drainage board | waterproof board | Green hydrophobic plate 152-1538-5149 Zhengjing drainage board I produced sold throughout the country, factory outlets, price negotiable, according to the requirements needed to be customized, Gansu drainage board, Gansu garage plastic drain board, Gansu waterproof board, green hydrophobic plate, but also provide geotextile, grass grid, and a series of geomembrane geotextile material, welcome to visit the factory site. Integrity management, satisfaction oriented 152-1538-5149 Zhengjing Drainage Board Drainage Board Gansu, Gansu garage plastic drain board, Gansu waterproof board, green board 152-1538-5149 Zhengjing hydrophobic produced by the company are sold throughout the country, factory direct lowest price, reliable quality and the company mainly produces drainage board, drainage board, HDPE drainage board, double-sided drainage board, drainage board over the water, water drainage board, drainage board filter, HIPS drainage board, drainage board high compressive strength, plastic drainage board drainage board construction, single drain board, roof drains, garage roof drainage board, drainage board, the garage at the bottom of the drainage board, drainage board composition, drainage drainage, roof garden drainage board, drainage board seepage water, lawn Seeds dedicated green roof garden roof drainage board, composite drainage board, enhanced build drainage board, drainage board, PS drainage board, PE drainage board, drainage board green roof garden, grass grid, drainage network, geotextiles, geomembranes, etc. drainage waterproof material. Gansu drainage board, Gansu garage plastic drain board, Gansu waterproof board, green board hydrophobic laying drainage board rules: a clean-laying site of rubbish, cement screed, so there is no obvious bump at the scene, an outdoor garage roof and roof garden requires a 2 -. 5 ‰ to find the slope. 2. Use, so can drain water discharged concentrate discharged under the water near or around the city sewer. 3 ground water seepage in the basement, elevated above the floor at the base, which is in front of the floor to do is to do a layer of drainage board, round projections downward, around the left blind ditch, up the mountain groundwater seepage through natural inflow drainage board space around the blind ditch, then into the sump via the blind ditch. 4 basement walls seepage water, drain laying on building the main wall, round projections for the main wall. Drainage Board and then assemble a single layer of powder cement walls or steel mesh to protect the drainage board, so that the space outside wall seepage board straight down the inflow blind ditch directly caused by sump 5 in any lot laying drainage board, care must be taken : Do not let the soil, cement, sand and other rubbish into the front space of the drainage board, drainage board to ensure the smooth flow of space. 6 When do protective measures as laying drainage board, the level of the garage or outdoor drain laying backfill should be in a timely manner as soon as possible, to prevent the impact of large wind laying drainage board quality. Basement waterproofing and interior protective layer to do as soon as possible to prevent damage to persons or things to be drainage board. 7 clay backfill is in need shop geotextile 3-5 cm above the sand is ideal conducive geotextile filtration; If the backfill is a nutritive soil or light soil no longer laying on a layer of sand, the soil is very loose very easy treatment. 8. Drainage Board in laying the right side and take the next 1-2 edge fulcrum, you can touch the bottom two together, the above use of geotextile lap, as long as the soil does not drain into the drain channel can maintain drainage flow . Drainage Board 152-1538-5149 Zhengjing produced by the company are sold throughout the country, the lowest factory direct prices, reliable quality