The opsin made from the OPN1SW gene is more sensitive to light in the blue/violet part of the visible spectrum (short-wavelength light), and cones with this pigment are called short-wavelength-sensitive or S cones. Genetic changes involving the OPN1LW or OPN1MW gene cause red-green color vision defects.
Wood panel fencing â sometimes called stockade fencing â improves privacy and security and is a good choice for setting boundaries for children and pets. Individual components â boards and rails â and prebuilt panels come in sections 4 to 6 feet tall and 6 or 8 feet long. There are two basic types of panels: 1  The boards on a solid panel fence butt against each other. 2  Shadowbox panels, right, use alternating boards on each side of the fence rail to give the fence the same look on both sides, allow air circulation and provide partial views.
If you decide to build a traditional privacy fence, I feel you can do the job by yourself. Each piece of the fencing system is not too heavy, and the process of constructing the fence is not complicated. But wind is your enemy.A privacy fence not built well, can be blown over by strong wind gusts. privacy fence, or even short sections of fencing, can create cozy micro-environments within your yard that protect you from prying eyes of neighbors or strangers. This privacy fence does not extend the entire property line.