... .Specifications:Standard mesh/inch: 20x20, 18x18, 16x16, 18x16, 18x14Standard color: White, blackgrey, other colors at request. Standard width: 24", 30", 34 ... , light)16*160.21, 0.23, 0.25blue (dark, light)18*180.19, 0.21, 0.23, 0.25pure white22*220 ...