It's emerged that some homes in Inishowen which were damaged by August's floods were already affected by Mica.
Thousands of homeowners across Donegal are thought to be affected by the defective block issue but now those who were also victim to flood damage have no insurance to cover the cost.
The issue is to be raised at today's sitting of the Inishowen Municipal District.
Eileen Doherty of the Mica Action Group says the problem is out of control and the Government need to take it seriously.
She spoke on the 9 till Noon show earlier: