... liquid = 1:2:0. 3 mixed directly use in direct cement mortar. Before the construction waterproof surface cleaning the required, after being ... with 1-2 times, waterproof layer top by incorporating the cement mortar construction method, level with scraping thickness 1.5 -2.0 ... , not blow the metope of the ash, the mixed with cement mortar construction method, scraping the wipe thickness of 1.5 cm ...