This 3 component epoxy tile grout is crack-free, stain-free and waterproof. Epoxy mixing ratio usually be 2:1.It is ideal for filling the tile joints of Bathrooms, Kitchens, Swimming pools, high traffic areas such as malls, hospitals, factory floors due to its strength, durability and waterproof properties. Epoxy has much more stronger bonding strength than silicone glue. Epoxy can hold the high temperature up to 120 degree.