The natural light improves significantly the building environment and can reduce energy cost. Industrial and recreational buildings require adequate lighting. Generally use artificial lighting, although natural lighting during the day is free; it also have an exceptional quality and creates a pleasant environment for work or play.
Research has shown that buildings that use natural light as the main light source reduce cost and use the energy more efficiently than those using artificial lighting so. At one level buildings skylights give good natural light.
The ACH compact polycarbonate, polycarbonate corrugated sheet and U.V. protected, is very popular in areas where there are high risks of skin cancer from high levels of ultraviolet radiation. The ACH compact polycarbonate is an effective barrier against UV rays, blocking 98% of harmful radiation.