In that case let the super worry about breaking through your patching
material.
I am assuming the floor was a mortar bed, you can use mortar or sand
mix.


wrote:
Joseph Meehan wrote:
It seems to me that should have been part of the repair. Why are you
doing it?

I own the apartment and I'm responsible for most things, but not the
plumbing inside the walls. So if the super breaks the floor to fix a
pipe, then I'm responsible for fixing the hole.