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Anonymous users2024-01-241.If the distance between the unilateral side of the ceiling exceeds 12 meters, expansion joints should be set.
2.The double-layer gypsum board ceiling needs to leave 10-20mm seams, the handover length is 30-50mm, and the spacing from the edge of the expansion joint to the suspension bar is not more than 300mm.
3.The single-layer gypsum board ceiling is lined with blockboard (fireproof treatment) and connected with the side keel, and the lower mouth is left with a 10-20mm seam.
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Anonymous users2024-01-23Generally, there are no excessively large requirements and regulations, as long as the wall is flush and other processes are treated, it can be installed.
There are no big rules, it is generally that the basic surface layer is all dealt with, and expansion joints can be installed, just do it, it is nothing more than the plane and corner, and the exterior wall may be slightly more elaborate than the ceiling.
1. All should be in accordance with the provisions of this 3 paragraphs: 1If the distance between the unilateral side of the ceiling exceeds 12 meters, expansion joints should be set. 2. >>>More
The overall surface ceiling looks more atmospheric and complete; The plate surface ceiling can be handled very well in detail.
The gypsum board ceiling must leave expansion joints, otherwise the gypsum board ceiling will crack according to the rising key principle of "thermal expansion and cold contraction". >>>More
It is stipulated that if the ceiling area is greater than 100, expansion joints are set; Does this expansion joint need to be set separately? How should its labor cost and auxiliary material cost be calculated? >>>More