This is a widely operable and economical model. The doors consist of a durable metal structure with good silencing and heat insulating properties. The door is both applicable as entrance door for apartments and as front door in a house. The model can be delivered both as single or double door and it can be fire approved in compliance with EI 30/EI 45. The door can be completed with a wide range of materials such as MDF, Umidax, veneering, natural wood or laminated plate.