What Is Sanded Caulk. There is really no difference between the sanded and non-sanded tile caulkings other than one has sand in it. Its ideal for large gaps but doesnt work well with materials that flex over time.
This implies it will keep tiles from moving or sliding. Sanded caulk is a type of sealant which consists of a common caulk mixed with sand. What Is Sanded Caulk.
ANSWER - The tile and stone industry standards require that an ASTM C920 sealant caulk is used for movement joints and transition joints between changing planes or materials.
As the name implies sanded caulk has an extra ingredient. In applications like handmade ceramic. The caulk normally offers a tougher fill if the joint is larger than an eighth inch thick. Unlike with grout sand in caulk is purely for asthetics.