Recently, the “Double Standard†floor covering has been officially implemented. The National Standard “Acceptance and Use of Wood Flooring Pavement†GB/T20238-2006 and the “Technical Specification for Wood Flooring Pavement Engineering†(CECS191:2005) have been launched at the same time. Padding quality rules to follow. For the new wooden floor covering standard, provide consumers with nine simple methods to check whether the wooden floor covering is qualified. 1. The accessory system used must be a qualified product. 2, the thickness of the mat must be greater than 2mm, the overall wavy slightly. 3. The maximum gap between the baseboard product and the floor product should be less than 3mm. 4, according to the pavement standard requirements, the product height difference can not be greater than 0.2mm. 5, with the back of the blade of the wallpaper blade insert the horizontal and vertical joints of the floor, if it can be inserted into the gap may be too large. 6. The height of the sawing door cover above the floor cannot exceed 1.0 mm. 7. Stand on the buckle and quickly tap the surface of the buckle with the sole of one foot to check if the buckle is firm. 8, the amount of floor standards specified loss rate should not exceed 5%. 9, 8-12mm telescopic gap shall be reserved at the intersection of floor, pipeline and wall. Flooring wallpaper Galvanized Steel Pipe,Welded Steel Pipe,Scaffolding Steel Pipe,Carbon Steel Pipe Tianyi Steel Pipe Co., Ltd. , http://www.czseamlesspipe.com