The niagon derived from West Africa (throughout the tropics), extracted into logs or sizes with thickness 2.5 cm 5/100 8/100 etc. Its color is red to brown depending on the exposure to the sun. The density is 62 g / m3 and the degree of hardness is moderate to high. Drying is characterized easy, its uses vary in epiplopoeia and construction of external frames. The maintenance is done with certain oils (teak oil) but also with colors and using mandatory and appropriate primers for the closure of its resources.