The FVS skylight combines the advantages of both skylight and tilting window. Its “warm” frame design incorporates low-E glazing with toughened panes, and a system of perimeter seals. Solar Operated by a mechanism in the bottom part of the frame, the unique system of hinges guarantees both durability and functionality. Each FVS skylight is supplied with an insect screen. Because of the location of the pivot bar in the top part of the frame, the insect screen is installed directly onto the frame. Where the skylight is located in an out-of-reach application of the skylight can be done using remote control. SOLAR powered skylight gives you ability open and close window any time using remote control (included) Don't worry about the rain - RAIN SENSORS Included !!!