If you’re looking for an effective finish to a wall but just don’t have the time to get men on-site or wait for the plaster to dry, plasterboard is a fantastic alternative to the traditional wet plastering method. Ready-made boards that you attach to your wall – plasterboard is as literal as it sounds. Plasterboard – Drywall If you’re looking for an effective finish to a wall but just don’t have the time to get men on-site or wait for the plaster to dry, plasterboard is a fantastic alternative to the traditional wet plastering method. Ready-made boards that you attach to your wall – plasterboard is as literal as it sounds.