Profile: Paramount Window Systems Ltd. specializes in commercial double glazed windows, curtain walling, and door systems. The Matrix 58 window system is a popular choice for all types of application. It has been designed for simple manufacture and easy installation. It is equally suited to residential, new build, and renovation projects. The Matrix 58 system is so-called due to its depth (front to back), and is available in a large number of colors and woodgrains. This system include internally & externally beaded casements, tilt and turn windows, fully reversibles, and vertical sliders.