If you are new to tiling the best thing for you to do is to remove the old plasterboard and replace it to give you a flatter surface to start on which will make it eaiser if you try and tile over old adhesive it can be a bit more tricky but it can be done tiling over painted walls can be done also all u need to do is to score the surface to give the adhesive something to stick to but make sure.
Laying floor tiles over old adhesive.
Wide seams between the tiles can create slight depressions in the vinyl flooring.
The main caveat is that all vinyl formats call for a smooth subfloor including sheet vinyl vinyl tile and luxury vinyl planks and tiles.
To install ceramic tile over wood the wood surface must be structurally sound enough to support the weight of the tile.
Laying vinyl peel and stick tile over ceramic tile.
Prior to the installation of floor covering systems triseal will also seal floors in dusty conditions providing a clean.
Cracked or missing tiles should be fixed or filled in.
You can lay new ceramic tile right over the old using the prep techniques we show here.
It avoids the time consuming messy tear out process.
Grind them down with a grinder.
Vinyl flooring can be installed directly over ceramic and porcelain tile flooring.
Roughen the tile with 80 grit sandpaper.
Chipboard cushioned vinyl flooring particle boards of any type oriented strand board osb interior grade plywood tongue and groove planking and hardwood floors are unsuitable substrates for direct installation of ceramic tile.
Installing over wood.
Take a cue from the blogger at renov8or who chose to lay crisp white subway tile over an old layer of beige squares in the kitchen simply by applying silicone adhesive to the back of each.
When installing new resilient tile such as premium excelon vct and standard excelon vct armstrong flooring allows the use of s 89 s 515 s 700 and s 750 resilient tile adhesives over old adhesive residue as long as the adhesive residue has no ridges or puddles evident and what remains is a thin smooth film.
When installing a new floor over an old floor the thickness of the new material will be affected by the thickness of the old.
Vinyl flooring over ceramic tile.
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.
Press the tile onto the floor.
If removing the tile is not an option it should be sealed in with another material that can prevent dust from the old adhesive from making its way into the air.
Lay a level on the old tile and mark any high spots.
Once the adhesive sets up lay your first tile square against your corner or against the chalk line then proceed to the next one.