タイトルまたは説明

Especially the overloaded pieces are made of the first class stainless steel. Hereby the long life usage is guaranteed. supplies a high level protection against the corrosion with its new silver plated surface. Fixed at the espagnolettes. Adjustable shears and auxiliary bolting devices to control pressure on seals. As well as securing the windows, the locking system ensures airtight sealing. The sash hinge on the right or left of the installation position of the sash hinge can be stopped by manual conversion of the hinge. The two plastic cases prevent friction, making lubricants unnecessary. Preventing malfunction of the sash in the Tilt & Turn position during operation. Preventing damage when air circulation is strong.