... concrete, brick walls and boarded material for fixing tiles (including ceramic tile surfaces, floor surfaces, , gypsum board surfaces, glass surfacesis a ... --kitchen --cold regionPerformance indicatorsYC909 meet the JC/T1004-2006 <Ceramic & Tile sealant>> industry rulesRatioPowder: water = 4: 1 (weight ratio) . with ... , the rain.Unopened storage period of 6 months YC902 tile adhesive