If you do that then you have two layers that can fail instead of one.
Can you use peel and stick tile over existing tile.
Especially if you don t want to go to the trouble of removing the existing tile and making a mess.
First there s not much point in putting a layer of peel and stick over another layer of peel and stick.
Choosing your peel and stick tile.
The only time i ll put peel and stick tile over existing tile is to cover 9 inch tile which is likely to contain asbestos.
Remove the existing flooring if it s uneven.
If you have uneven tile hardwood or carpet start in the corner furthest from the door and lift the old flooring up with a pry bar.
One simple way to transform your old linoleum bathroom or kitchen floor is by using peel and stick vinyl tiles which can be found at most hardware stores.
Peel and stick tiles are affordable and easy to apply even if you have no previous carpentry experience and can usually be done right over your existing flooring.
You won t need grout if you butt the tiles right.
The one challenge would be finding an edge piece to cover the thickness of the old tile and the new layer of peel and stick tile.
But when covering suspected asbestos i really prefer some type of floating floor.
But if you need to improve the look of a room with a tired ceramic tile floor and especially if it s a secondary room like a second bathroom or a utility room like a laundry room there s no harm in putting peel and stick vinyl tile over the existing tile to update it a bit.
You can install peel and stick directly on top of flat flooring such as laminate linoleum and concrete as long as it doesn t have any large holes or cracks.
Do keep in mind that some peel and stick tiles will only adhere well when the grout lines are filled in to be flush with the existing tile.
As long as you prepare your existing surface well you can place most peel and stick tiles over existing surfaces.