How many pieces of a tiles are there in general?
Look at the size of ah, look at the size of the box and tile size, 80 of our 80 by 80 also
Look at the size of your brick! The specifications of each brick are not the same! The number of installed is not the same!
Look at the specifications!
General 600 * 600 4 pieces
800 * 800 3 pieces, some thick brick 2 pieces