Joinery System is a thermally insulated aluminum door and window system with a frame depth of 64 mm. Profile options with 74.2 mm wing depth and 1.6/1.8/2 mm wall thickness are available. It has a heat barrier of 24 mm and a maximum glass thickness of 44 mm. It provides ease of application with its wing profile options suitable for normal opening, double axis, transom, pulling-sliding, folding opening and PVC opening accessories.