ALUMINIUM DOORS | SLIMLINE or SLIM-LINE - bi fold - bifold - bi folding - sliding - concertina
This is the slim-line product that every designer & architect talks about, The german sf-55 which is the most top of the range slimline bifold door available on the market and giving that when the frames are closed together a slimline sightline of 130mm appears with a design that is squared off with the smooth edges, makes most designers & architects recognize, what a great product.Though they are so compact in the whole design they still manage to provide a great thermall break & high thermall efficency due to the high-tech polyamide thermall bridge between the glazing cavity where the glass is installed which is the most important property to any system.