Exposure of the cover to sunlight produces an increase in room temperature due to thermal accumulation
concentrated in fiber-cement covers, reaching surface temperatures up to 70°C in the inside face of roof tiles, and
generating a transference process of heat due to radiation that increases thermal perception by the workers and heats
air indoors at packing plants. To counter this phenomenon, it is necessary to install a radiant barrier, which purpose
is to control heat transfer from the roof tiles, with a low thermal emission factor, present in materials such as
aluminum foil paper, which installment process and cost per square meter is approximately 1.5 U$ (González et al,
2000). This solution allows a decrease of up to 6°C in temperature.