Mesh – The number of openings per lineal inch (25.4mm)

SWG – Standard wire gauge

Aperture – The distance between two adjacent wires (opening)

Diameter –The thickness of the wire before weaving

Pitch – The distance between the middle point of two adjacent wires or the sum of the aperture width and the wire diameter

% Open Area– The ratio of the area of the aperture to the area of the mesh expressed in percentage terms

Warp – All wires running lengthwise of the cloth as woven

Weft –All wires running across the cloth as woven