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Coil waterproof roofing requirements

Coil waterproof roofing requirements

Answer:

4, the female wall to leave a waterproof membrane head groove, the height of the project after the completion of the requirements of more than 300 flood height, the general height of 400-500 is appropriate.
3, More than 50, the polymer membrane R is greater than 20
2, grass-roots moisture content of less than 9%, knife scratch marks white,
1, grass-roots level, leveling layer strength in line with regulatory requirements, can not afford to sand, no cracking, the surface clean no waste residue;

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