The Solutions II 225 System offers our lowest profile with a 2-1/4" jamb depth. 225 is a versatile system with unlimited design capabilities using either a flush starter channel to abutt the wall or a reveal starter channel giving you a unique design feature. There are multiple trim profiles and trim depths to choose from and you can mix profiles in the same elevation. Using RACO's screw spline assembly provides tight joinery as well as a mitered trim or straight cut trim option. You may also incorporate offset sliding doors, sidelites, clerestories or RACO's continous OfficeFronts. 225 will give you the monolithic design you're looking for.