My guess is they installed the mesh floated some self leveling compound on top and they installed thinset mortar and tile.
Wire lath under tile.
How to lay tile floors with a wire mesh.
It is easily cut and formed to accommodate curved surfaces and is commonly used for external stucco applications.
Regarded by some professionals as the best underlayment for tiles a mud bed with wire mesh adds both stability and support to your tile installation.
Concrete mortar walls are created from a combination of wire mesh or chicken wire attached to the wall studs on top of a layer of plastic sheeting.
Jane if there s an inch or more of mud over the top of that wire lath that s a real mud job and then laz is right.
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The mesh had to be adhered in some way.
Click to learn how to prepare substrate the materials needed and the type of tile used to install floor tile.
If it s only about 1 4 it s an old method that stan referred to called lath and scratch and has been found to be very problematic and the cause of many tile floor failures.
How to remove wall tile mortar and wire mesh.
2 5 metal lath galvanized a multi purpose utility lath base suitable for a multi purpose utility lath base suitable for use with either steel or wood framing.
Tar paper isolation membrane was put down wire lath was installed and then a minimum 1 1 1 4 thick mudbed was screeded on top.
This type of cement is designed to adhere well in a thin layer typically not greater than 3 16th thick.
Tile set by the thinset method is adhered to the substrate with a thin layer of thinset cement.
1 75 gauge galvanized metal lath 27 inch x 84 inch multi purpose galvanized metal lathe is suitable as a base and reinforcement for almost all types of floors walls ceilings and framing.
Metal lath is useful in general purpose applications and is the best lath available for ornamental work and for flat or contoured surfaces as well as for use as a reinforcing underlay for spray applied fireproofing.
Applications include ceilings soffits and fascia surfaces and under ceramic tile in wall ceiling and floor applications.
Old school mudbeds worked as follows.