... -2.0 cm, in level area of over 100 square meters or more, leave the construction method of the expansion, divided into 10 ... with adjustable seam. To have good the external walls of construction, the construction method with spray brush directly handle, not blow the ... waterproof, water tower the cistern waterproof, and construction, slope anti-permeability Type of payment: T/T L/C Deliver time : ...