What does PERM stand for?

PERM stands for "Perm Attic Stairs"

How to abbreviate "Perm Attic Stairs"?

"Perm Attic Stairs" can be abbreviated as PERM

What is the meaning of PERM abbreviation?

The meaning of PERM abbreviation is "Perm Attic Stairs"

What does PERM mean?

PERM as abbreviation means "Perm Attic Stairs"