... mesh: material:PVC wire aperture:1/2" wire diameter:0.71MM width:0.5-1.5m 1/2" PVC mesh/PVC welded ... Wire MeshOpeningWire Diameter(BWG)In inchIn metric unit(mm)1/4" x 1/4"6.4mm x 6.4mm22,23,243/8 ... 10.6mm x 10.6mm19,20,21,221/2" x 1/2"12.7mm x 12.7mm16,17,18,19,20 ... 1mm x 19.1mm16,17,18,19,20,211" x 1/2"25.4mm x 12.7mm16,17,18,19,20 ... ,211-1/2" x 1-1/2"38mm x 38mm14,15,16,17,18,191 ...