CERAMIC FLOOR TILES ON TOP OF CERAMIC FLOOR TILES
I AM LAYING THE ABOVE AND HAVE BEEN TOLD THAT OTHER THAN A SPECIAL GLUE ONE NEEDS TO ADD ANOTHER LAYER IN BETWEEN THE TWO, LIKE UNDERLAY. HAS ANYONE HAD EXPERIENCE? The origianl floor is concrete.
I AM LAYING THE ABOVE AND HAVE BEEN TOLD THAT OTHER THAN A SPECIAL GLUE ONE NEEDS TO ADD ANOTHER LAYER IN BETWEEN THE TWO, LIKE UNDERLAY. HAS ANYONE HAD EXPERIENCE? The origianl floor is concrete.