Preparatory work before laying drainage board laying 1. scene cleanup garbage, cement screed, so that there is no obvious bump at the scene, an outdoor garage roof and roof garden need to find the slope of 2-5 ‰. 2. Green roofs and outdoor garage roof greening can be equipped with a porous pipe use, so can drain the water discharged into a local focus under or near the city sewer pipes. 3. Ground water seepage in the basement, on the basis of the above overhead floor, which is done in front of the floor drain is to do one round projections upward, leaving around 20 blind ditch build drainage board manufacturers, the groundwater is not come naturally flow into the surrounding water seepage through the blind ditch drainage board space, and through blind ditch into the sump. The interior basement seepage water, the body can be laid on the building wall drainage board, round projections for the main walls, drainage board outside and then a layer of single-wall masonry or cement powder steel mesh to protect the drainage board, so space outside wall seepage board straight down the inflow blind ditch directly caused sump. 5. In any lot laying drainage board, you must pay attention to 12 drainage board manufacturers, do not let the soil, cement, sand and other trash into the front space of the drainage board to ensure the smooth flow of the drainage board space. 6. When do the protective measures laying drainage board as possible, dimensions or outdoor garage laying drainage board should backfill work in a timely manner as soon as possible, to prevent large wind in laying drainage board affect quality; and interior basement waterproofing protection to do as soon as possible layer to prevent drainage board is damaged or things. 7. cohesive backfill is in need shop geotextile 3-5 cm above the sand is ideal, in favor of geotextile filtration; as backfill is a nutritive soil or light soil would no longer need to lay a layer of sand, the soil itself is very loose very easy treatment. 8. Drain in laying the right side and take the next 1-2 edge fulcrum 20 drainage board manufacturer can touch bottom two together, the above use of geotextile lap, just keep the soil does not drain into the drain channel on You can keep the drainage flow. C | cloth covering the drainage board composition characteristics: the bump-type cladding cloth Drainage Board porous tubes with an effective drainage system sparse, long and short cylindrical drainage plate and geotextiles to form a drainage system drainage board manufacturers, thus forming a water seepage, water and drainage systems have. D | cover cloth drain main application areas: Garden Project: garage roof greening, roof garden, soccer fields, golf courses, beach engineering, municipal engineering: road embankment, subway tunnels, construction projects: building the basis of the upper or lower, basement and outside walls, roof and insulation layer impermeable, traffic engineering: roads, railway embankment, dams and slope protection layers. [Green] Sanjiang plastic drainage board storage Common Specifications: 500 * 500 * 20mm / 500 * 500 * 25mm / 500 * 500 * 30mm M-type coil drainage board Drainage Board Drainage Board _ M-type coil drainage board price _ drainage coil M-type timber square block drainage board manufacturers build drainage board W 500 * 500 * 20mm_ square block W build drainage board price 500 * 500 * 20mm square block W _ build drainage board 500 * 500 * 20mm factory in Shandong Taian Sanjiang green drainage board specifications: H08mm Drainage Board / H12mm drainage board / H16mm drainage board / H20mm drainage board / H25mm drainage board / H30mm drainage board / Taian Sanjiang green grass grid Specifications: 410 * 390 * 38/410 * 390 * 50 / 410 * 390 * 70mm green Sanjiang drainage mill specializes in HDPE (HIPS) plastic drainage board, cloth covered drainage board, build drainage board, H60mm drainage board, natural sodium bentonite waterproof blanket (pad) GCL, film enhanced bentonite waterproof blanket (OF), soft water pipe, steel grille, grass grid, geomembrane, three-dimensional composite drainage net, geotextile fabric, UV resistant non-woven polypropylene bags eco-development, production and sales of high-tech services business. 20 build drainage board manufacturers, green Sanjiang, drainage board manufacturers provided by Tai'an City Green Sanjiang waterproof material Limited. Tai'an City Green Sanjiang waterproof material Limited (www.51psb.net) quality services and products, and are subject to approval and confidence in the new and old customers and the industry. Our company is a certified member of the whole network Commercial Union, Commercial Union customer service icon on the page, you can talk directly with our customer service staff, to our future cooperation happy!