Polyurethane waterproof coating is a very good waterproof material polyurethane waterproof coating, more widely used in China, but why is there a polyurethane waterproof case waterproof polyurethane reason it failed failed:? Bottom water gas: Because polyurethane waterproof coating of oil waterborne polyurethane waterproof material waterproof coating, so before applying for must be confirmed prime land is dry, otherwise waterproof finish after polyurethane waterproof coating, water and gas are wrapped inside, sunlight is converted into steam via a powerful force, will result in polyurethane waterproof layer peel. Coating polyurethane waterproof coating is mainly applied to the bathroom, roof or basement waterproofing all fittings, sanitary equipment, floor drain or drains, etc. must be securely installed, joints tight two-component polyurethane waterproof coating, received the first smooth, without any loosening . Shovel and broom with tools such as the primary surface asperities, mortar pimple eradicate the dust debris thoroughly cleaned. On the angle, pipe roots, floor drain and drain and other parts should carefully cleaning. If found oil, rust use wire brushes, sandpaper and an organic solvent cleaned. The moisture content of less than 9%, PH value <10 primer coating. K11 waterproof coating | waterproof polyurethane coating | Weifang City for a long time source is the source of waterproof material Limited. K11 waterproof coating | waterproof polyurethane coating | Weifang City for a long time the source is the source of waterproof material Limited (www.jiuyuanfangshui.com) this year introduced a new upgrade, the above picture is for reference only, please call the contact page or image on this phone, For the latest information, contact: Sui Jingli.