What are the key features of timber Portcullis doors and screens?
When it comes to doors designed for security, particularly communal security doors, a Secured by Design (SBD) accreditation is instantly recognisable – and the marketplace generally wants SBD-standard doors made from steel or aluminium. There are plenty of projects, however, where a door with SBD accreditation, or a metal door, is not required. In this
