This product is a high security UPVC door flag hinge designed for bifold doors. Made of zinc with a chrome finish, it is adjustable and suitable for front doors. The hinge, with a length of 100mm and a height of 100mm, is suitable for UPVC door types and comes with a 1-year manufacturer warranty. It is a 3D adjustable flag hinge suitable for inward and outward opening doors, with screw fixing centres determined by the door handing. Perfect for replacement in both inward and outward opening doors, this hinge provides a secure and stylish option for your home.