Thinset Over Vinyl Tile Adhesive

Looking at a small tile job.

Thinset over vinyl tile adhesive.

Wood flooring adhesive mastic and thinset are the go to adhesives used by installers. Trowel on thin set adhesive. Prior to the installation of floor covering systems triseal will also seal floors in dusty conditions providing a clean. Thinset tile mortar has a smooth slippery consistency similar to mud.

An appropriately sized trowel spreads the adhesive evenly over the substrate surface. Apply a layer of thin set tile adhesive to the vinyl using a notched trowel. The adhesive often called carpet mastic used under most glue down carpet is usually water soluble and tends to prevent thinset from properly adhering. Thinset mortar is your default tile mortar for most indoor and outdoor applications.

While some types of tile and adhesive have been used for years and remain on the market new products have been introduced that can lead to some confusion among do it yourself installers. It is applied to the substrate with a notched trowel. The vct has already been pulled up but there is a residue of black glue. Exposed areas between ridges of adhesive should expose the vinyl flooring.

Thinset tile mortar. Xl brands triseal adhesive residue encapsulator triseal is a light colored high strength acrylic polymer compound formulated to isolate cutback and other types of old adhesive residues that would affect the bond of the new floor adhesive over concrete substrates. Thinset is a mortar that is made of portland cement silica sand and moisture retaining agents. To do this scoop a small amount of thin set adhesive onto the floor then drag the edge of the trowel over it to cover the floor.

On horizontal surfaces thinset mortar can allow slight correction of underlying uneven surfaces and help you minimize lippage where the edge of a floor tile protrudes above the others if the thinset is combed with a 3 8 inch notched trowel when a tile is pressed into it and the grooves flattened the resultant thickness of the mortar is 3 16 of an inch the recommended thickness for. It s a slab and the original flooring circa 1960 s was vct. No matter what type of tile is being installed there is an. Should the tile get wet the mastic may soften negatively affecting the bond of the tile to the substrate.

Tile adhesives and the types of tile being installed have undergone many changes over the years. When installing new stone ceramic or porcelain tiles over a vinyl tile subfloor thinset is definitely the way to go.