... , Shading nets, Irrigation system, Light supply system Insect Net Greenhouse ParametersCovering / mmUltraviolet polyethylene and polypropylene fiberSpan / m6.0 / 8.0 mTypeArch/FlatColumn ... , YinChuan City, China Model Number: LW80R4, arch type of nut house Span --8.0 m, section --4.0m, gutter height --3m ...