There are many ways to make a basement that might not have access to many windows a more lighted space and while the first step is always ensuring that the available windows - if there are any - are cleared of brush and any impediments on the exterior of the residence, the second step is in determining whether Castle Rock CO basement finishing can place a window on a wall opposite so as to enhance the available light in the room. By placing a mirror on a wall across from a window the light that enters into the area from that window will be reflected and enhanced.