Polyurethane waterproof coating Construction Technology 1, the primary surface should be smooth, free from sand, no bump, no cracks. 2, before the construction of this product will stir before construction. 3, the product can be used to roll, scratch, painted for the construction of three ways. 4, the construction vertical clockwise after brushing should be horizontal. 5, special parts available or non-woven fiberglass cloth strengthen treatment. 6, general waterproofing coating using the product twice to reach waterproof effect. Shouguang City Shield waterproof material Ltd. waterproof material on the market, there are two categories: First, the polyurethane waterproof coating. Such materials are generally made from polyurethane and coal tar as raw material. Its volatile petroleum coke toxic polyurethane waterproof coating wholesale, not easy to remove, so in 2000 was banned in China. Still selling polyurethane waterproof coating, instead of coal tar pitch is used as a raw material. Polyurethane waterproof coating manufacturer | Pingdingshan waterproof coatings | Hua shield defense shield provided by Shouguang City, waterproof material Limited. Shouguang City Shield Waterproof Materials Co., Ltd. (www.huadunfangshui.com) strong, credible, Shandong Weifang waterproof, moisture-proof materials industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead the Chinese Shield waterproof material and you hand into the brilliant, for a better future!