Insect Screen Profiles Profile Code Profile Name Profile Weight 3068 Insect Screen Profiles 11 x 21 138 g / m 3157 Insect Screen Case 311 g / m 3158 Insect Screen Wing 366 g / m 3178 Insect Screen Profiles 24 x 17 181 g / m 3209 Insect Screen Profiles 24 x 16 165 gr / m