(1)
"Mesh" , for this division, is mesh that complies with this section.
(2) The mesh must be made of at least 2.5mm diameter steel with a tensile strength of at least 380MPa.
(3) If the pattern of the openings within the mesh are a square or other rectangle, the openings within the mesh must not be over—(a) for mesh with prescribed lining securely attached to the inside of the mesh—50mm by 50mm; or(b) otherwise—(i) if the openings are square, 25mm by 25mm; or(ii) if the openings are not square, 25mm by 50mm.
(4) If the pattern of the openings within the mesh are not a square or other rectangle, the openings within the mesh must not be over—(a) if the mesh has prescribed lining securely attached to the inside of the mesh—50mm in any direction; or(b) otherwise—25mm in any direction.
(5) In this section—
"prescribed lining" , in relation to mesh, means intact shade cloth, or another intact lining, that when tested, wet or dry, in accordance with method A in AS 2001.2.4 (Methods of test for textiles—Physical tests—Determination of bursting pressure of textile fabrics—Hydraulic diaphragm method) has a mean bursting pressure of at least 1,000kPa.