Tilt and turn window, 2 panels, inside

This sketch example shows the inside view of double panel tilt and turn window. "Windows can be a significant source of heat transfer. Therefore, insulated glazing units consist of two or more panes to reduce the transfer of heat." [Window. Wikipedia] The sketch sample "Tilt and turn window, 2 panel, inside" was designed using ConceptDraw PRO software extended with Tilt and turn windows solution from Building plans area of ConceptDraw Solution Park.