-
Anonymous users2024-01-24Take a look at the regulations. Some places count as one layer, and some places don't. Some specifications count as one layer, and some specifications do not count as one layer.
Safe evacuation looks at the requirements of the specification, and then imagines it, and when it comes to it, it is designed.
If it's a balcony on the top floor of a high-rise building, it's not a floor. Apartment or villa counts.
If the main structure is not damaged on the first floor of the closed balcony, it is not considered a change in the main structure.
If it is a public decoration ceiling, there are fire protection requirements, such engineering ceiling projects, all the use of wood and the like, is sure to need to carry out fire protection treatment, such as painting fire retardant coatings, and fire retardant coatings must be certified by the national fire management department, so that they can be used. For private decoration, the industry is much more relaxed, if the owner does not have such a requirement, or the decoration company in order to save costs, in order to save costs, the use of wood materials in the construction of the ceiling, will omit the fire treatment.
A layer of soundproof felt and a layer of soundproof cotton are pasted on the blank ceiling, which will definitely have a soundproof effect.
Two layers are good.
The double-layer gypsum line is to consider enhancing the crack resistance and moisture-proof of the ceiling, and the aesthetic effect is better than that of the single-layer gypsum line. The double-layer gypsum line is mainly formed by mixing a certain proportion of water into the mold and adding fibers to increase the toughness, and some patterns can be made on it, which looks more layered. >>>More