Sentry Heavy-Duty from Tenax has 1-3/4'x2-1/8" diamond mesh pattern openings. Safety Fence is an extruded diamond mesh, made from high density, UV stabilized polyethylene mesh. The durable, rigid diamond mesh of this safety fence insures aesthetic appeal. The smooth bottom and top borders make it less likely to cut and scrape hands and adjacent materials during installation. Safety fence is lightweight and easy to handle and install. Ideal for use as a temporary fence around swimming pools, at construction and demolition sites, and as a crowd control fence.