... 1.profiles:LG, CONCH,VEKA 2.characteristic:outward window 3.hardware:handle,friction hinge,transimission 4.color: ... white 1.features:two panels ,casement window,mullion,white2.profiles:LG of Korea,VEKA of Germany3 ... 3,4,5,6,,excellent heat-insulating effect4.hardware:handles,friction hinge,transmission(ROTO or China famous brand)5 ... ,please E-mail us! white PVC outward window