供应硅酸钙|硅酸钙|硅酸钙报价
fixing, please tight the panels and profile.
Guide of profile installation for ceiling
1.First, we should draw the installation guideline to confirm the fixing position according to the draft and the indoor condition (the distance between the fixing points is 1222mm).
2.Fixing the main profile on the bottom of the floor horizontally with hanging wire and hanger, the central distance between the main profiles is 1222mm, while the space between the end of the profile and the partition should be 10
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09/10 14:14