waterproof agent modified with assitional inorganic filling components assembly ais for insulating materials waterproof agent JGFS-1 series waterproof agentBrandJGFS-1If need to pour refractory material on insulating board, need to spread some waterproof agent on the board in advance, the quantity is 0.2~0.3kg/m2. Auxiliary products for calcium silicate board. Waterproof agent
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