GRG與矽利康填縫效果 GRG and Silicone Expansion Joint Filler
室內用材填補共有兩種方式，一種是用原材料石膏加上特殊劑填縫，另外一種方式採用矽利康填縫比較看看，是否用原材料填縫感覺比較一致性呢
GRG and silicone expansion joint filler
There are two ways to fill with indoor materials. One is to fill the joints with raw materials gypsum and special agents, and the other is to use silicon to fill the joints. Do you think it is consistent to fill the joints with raw materials?