Note that the quality of materials and node configuration should be chosen high temperature is not flowing, low temperature is not broken, not aging, water effects good waterproof material. Rigid Multilayer plaster cement mortar waterproof layer should adopt the label of not less than the original 325 # ordinary portland cement and expansive cement, slag cement we can use; sand grit using a particle size of 1 to 3 mm, Northwest roof garden landscape, requiring sand hard, rough, clean; Mix the grout and cement mortar should be based on water requirements, materials and construction methods to determine performance, it must be strictly followed during construction. Currently some buildings have flexible waterproof layer, rooftop garden often "three felt four oil" or "two felt three oil", the Northwest municipal roof garden, combined with PVC cement or PVC paints. In recent years, a number of new waterproof materials are put into use, it has been put there EPDM roofing, use good results. Foreign as well as try to use a hollow kind of foam products as good drainage layer and a filler between green roof soil, to reduce weight. Useful recycled rubber backing, with bitumen coating, roof garden villas northwest paste 3mm thick glass fiber cloth as the waterproof layer, so that is more conducive to the rapid construction. There insulator layer between the waterproof layer and slate (Be the buffer zone), the vibration can be prevented spread upward, and waterproof, heat insulation, can be done PUK polyurethane waterproof coating layer on the roof floor green position to prevent leaks ??? Xishai garden setting for which plants grow? Xishai direct sunlight is very strong, easy to sunburn plants. Many plants are afraid of this condition, the Republican roof garden, part of the semi-sun plants sunburn easily, such as taro lily, white, gainuwai, orchids and other western exposure is not suitable for planting in the garden. Usually choose leaf quality thick bright, full sun and drought-tolerant plants such as peony flower dent, Portulaca, marigold, zinnia and other short elixir flowers and unicorn flower, desert rose, hibiscus, Codiaeum , eggs and flowers. Northwest roof garden design, landscape design Shaanxi source concept (certification), provided by the Shaanxi Xianyang roof garden landscape Engineering Limited View Source. Shaanxi View source landscape Engineering Co., Ltd. (www.gyu-la.com) is Xi'an, creative design leader, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Shaanxi View source landscape design leadership with the staff warmly welcome all inquiries negotiations to create Shaanxi View source landscape design a better future.