You want this underlayment to form a thin level layer over the tile creating a sealed surface in which no asbestos fibers can escape.
Floor leveler over asbestos tile.
But as long as the floor is in good existing shape now you can cover encapsulate the tiles using floor leveling compound.
There is no danger for asbestos exposure now unless the floor is drilled or cut into.
In many cases installing a new floor over the tiles encapsulates the asbestos fibers and is an acceptable way to manage the material.
Thanks for this thread.
The self leveling concrete can be applied to various thicknesses and will dry as a smooth topcoat over the primed tiles.
Porcelain floors are extremely versatile and durable with tile sizes up to 24 inches available for a clean modern look with fewer grout lines.
If your floor can be thicker without causing problems install a porcelain floor over the old asbestos.
If you are hiring a flooring company they may be hesitant to work around asbestos tiles.
You have a short amount of time to work with the embossing leveler before it starts to set or cure so trowel quickly.
To read about applying self leveling flooring compound please click here.
Concrete toppings can be applied at various thicknesses over vct resulting in huge savings in time and money.
That said it can be difficult to get a level surface for the new floor especially if the old tiles have chipped away.
Once cured the underlying tiles will be fully encapsulated and not at risk of crumbling with age.
Many older buildings have vct tiles with asbestos.
Some of the flooring tiles have come off and you see.
Use the metal trowel to smooth the leveler compound across the asbestos floor tile.
These tiles provided fire resistance and durability a high performance function that has always been in.
I just posted a similar situation last night but over a much smaller area of asbestos tile i m going to use your approach especially since levelquik specifies it can be installed over vct and or cutback adhesive.
Self leveling compound directly over 9x9 asbestos tile avt good or bad idea.