My impression is that the OP is going to drill into the wall horizontally. In that case the big concern isn't the insulation, it is the possibility of hitting a wire or pipe.
Visit Atcom to get started with your new business VoIP phone system ASAP
Turn up is quick, painless, and can often be done same day.
Let us show you how to do VoIP right, resulting in crystal clear call quality and easy-to-use features that make everyone happy!
Proudly serving Canada from coast to coast.
