no seeums grey 20 x 20 transparent fiberglass window screen

The material is PVC coated fiberglass yarn ,33%fiberglass+67%PVC.Standard meshes are 18x16 and two popular colors are gray and black. Fiberglass Screening is also available in a fine woven mesh, such as 20x20, 20x22, 22x22, 24x24, etc. It used for keeping very tiny flying insects (no-see-ums) out. The width is 0.9m,1.0m,1.2m ect. Weight is 100g/m2, 105g/m2, 110g/m2, 115g/m2 120g/m2, etc.All products are plain weave. Fiberglass window screen package,each roll in plastic bag, then 6, 8 or 10 rolls per woven bag.