Plus, if your bed has a solid, non-slatted foundation, a bunkie board is pretty much unnecessary, as it will already have built-in mattress support. Another reason why some will opt to avoid a ...

Alternatively, a bunkie board is a thin, flat wood board. It can provide essential support, prevent sagging and lumps forming ...

Hence the modern iteration of the box spring: the mattress foundation. Generally made with wood or metal, these foundations are framelike with support slats across the top where the mattress rests ...