Hi guys,
We are looking forward to purchase PREPRUFE 300R PLUS waterproof membrane however I have a question.
In the project, under material specification I have a requirement that the waterproof membrane must comply with ASTM D543.
At ASTM D543 requirement for my project I have "Chloride and...
Hello guys,
I have a question.
The company I am currently working for wants to purchase bituminous waterproofing membrane for hidroizolation however the following requirements are mandatory:
- ASTM D1894 or ASTM D5321 - Coefficient of static friction between sliding surfaces must be equal or...