Why are holes cut into walls and ceilings?

It is imperative to be certain that the fire is out. Ceilings and walls produce hidden spaces in which fire can move undetected. Many fire departments have neglected to be thorough in this regard only to return later to a fire that is larger and more damaging than the initial incident.

To the degree practicable Alpha utilizes thermal imaging to reduce the need to open walls or ceilings.