1. GrC is more suitable for ceiling in kitchen and toilet. These two places are easy to damp and steam space, many coatings will appear deformation and peeling. Therefore, it is necessary to select non hygroscopic materials, such as metal or plastic gusset plates. If other materials are not selected, moisture-proof measures should also be taken, such as painting.

2.在GRC吊顶工作中，一般是采用悬挂式吊顶，除了特别留意材质的选择，还要严格规范施工操作，.安装位置正确且牢固。吊顶、地面、墙面的装饰材料尽量选择不燃或者耐燃材料，因为吊顶里面会铺设各种线路，不燃或耐燃材质可以避免发生火灾情况。

2. In the work of GRC ceiling, the suspended ceiling is generally used. In addition to paying special attention to the selection of materials, the construction operation should be strictly standardized. The installation position is correct and firm. The decorative materials of ceiling, floor and wall should be non combustible or fire-resistant materials as far as possible, because various lines will be laid in the ceiling, and non combustible or fire-resistant materials can avoid fire.
               

3.玻璃或灯箱吊顶要使用玻璃。色彩丰富的彩花玻璃、磨砂玻璃越来越多的应用在家庭装饰中，为避免发生事故，在GRC吊顶和其他易撞击位置应该使用玻璃。钢化玻璃和夹胶玻璃即为玻璃。

3. Glass or light box ceiling should use glass. Colorful colored glass and frosted glass are more and more used in home decoration. In order to avoid accidents, glass should be used in GRC ceiling and other vulnerable locations. Toughened glass and laminated glass are glass.

4.暗架吊顶要设检修孔。很多家庭吊顶不设置检修孔，因为会影响美观，但是一旦吊顶内管线出现了问题，修复就成了大问题。所以GRC吊顶还是设置检修孔为好，如果觉得影响美观，可以设置在较为隐蔽的部位，再对检修孔进行装饰处理。

4. The concealed suspended ceiling shall be provided with manhole. Many families do not set manhole ceiling, because it will affect the appearance, but once the ceiling pipeline problems, repair has become a big problem. Therefore, it is better to set manhole for GRC ceiling. If it affects the appearance, it can be set in a more hidden part, and then the manhole can be decorated.