Fix the lath to a full surface (blocks, wood or metal), with a minimum of 8 suitable fixing points per sqm (galvanised staples, galvanised nails or plastic plugs)
Render the lath with two layers (2 x 10 mm min.), either manually or by spraying, to achieve the minimum thickness of 20 mm of render
Metal lath profiled from a pre-cut strip of quality stainless steel AISI 304 in accordance with the norm EN 10088
Always consult the manufacturer to check the compatibility of the render/cement with the profile used