Hi,
If a RSJ is fully enclosed in a wall, does it need additional fire protection, or is 12.5mm Plasterboard + skim sufficient, as when a beam is enclosed within a ceiling?
cheers!
If a RSJ is fully enclosed in a wall, does it need additional fire protection, or is 12.5mm Plasterboard + skim sufficient, as when a beam is enclosed within a ceiling?
cheers!