Dead-Flat Bathroom Floor
When the floor has to look perfect, but existing conditions are anything but, a dry-pack mortar bed can save the job.
Synopsis: Remodeler Tyler Grace describes a bathroom remodel in which the floor was almost 2 in. out of level, and not at all flat. In order to establish a flat floor without self-leveling compound as an option, he used dry-pack mortar installed on top of felt paper covered by wire lath. He describes the tools, dry-pack mortar mix, and method necessary for the process, and then establishes the sequence of creating piers and filling in between with the dry pack, fixing low spots and voids, and working his way out of the room. In the end, he was able to lessen the amount the floor was out of level and achieve a perfectly flat floor for installing tile.
Going in, we suspected that this bathroom remodel would have plenty of deficiencies, but none as bad as what we uncovered during demolition. After stripping layers of walls, flooring, and ceiling, we found…