DIY Frequently Asked Questions / Particleboard')">
A hard, dense composition board made of very small particles of wood bonded together with resin under intense heat and pressure.
Comes in various thicknesses from 3/8” to 3/4” and in panels 4’ x 8’; 10’ and 12’lengths are also available.
Often used in non-structural applications such as interior construction in closets and as an underlayment because it does not warp.