Higgs Boson wrote:

What does "hollow core" mean? Have been getting different answers.

Last input from local hardware store says it doesn't mean there's nothing in there; it means door is filled with ?? something. What?

TIA

HB

Hi,
Except frame of the door so it cn be hung and lock installed, between
two thin wood panels there is nothing. If you punch it hard enough
prolly you can make a hole thru. They;re used for interior where fire
risk is not a concern unlike garage access door