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Bushfire mesh is nothing different than any woven wire mesh. Any stainless steel woven wire mesh aperture of 2mm or less than 2mm automatically complies with Australian standard for bushfire protection code.
The bushfire protection stainless steel woven wire mesh can be used for protection against ember attack and radiant heat. It can be used to protect windows, doors, skylights, decking and patios, heating unit, roof vents, and gutters, evaporative cooling units, eaves and downpipes.
Bushfire protection under AS3959-2009 is required on sites where the Bushfire Attack Level (BAL) has been determined as one of the six levels of risk; Construction of a building in bushfire-prone areas’ specifies screening of openings to be made with corrosion- resistant steel mesh, with a maximum aperture of 2mm.
All the mesh below has an aperture of less than 2mm and bigger open area to give breeze in the home.
|Approx aperture||Mesh Per inch||Wire Dia||Approx open Area %||Approx Wire Gauze|
- BAL – Low
- BAL – 12.5 (protection from ember attack and radiant heat up to and including 12.5kW/m²)
- BAL – 19 (protection from ember attack and radiant heat greater than 12.5kW/m² up to and including 19 kW/m²)
- BAL – 29 (protection from ember attack and radiant heat greater than 19 kW/m² up to and including 29 kW/m²)
- BAL – 40 (protection from ember attack, increased likelihood of flame contact and radiant heat greater than 29kW/m² up to and including 40 kW/m²)
- BAL – FZ (protection from flame contact, together with ember attack and radiant heat of more than 40 kW/m²)
Reference websites to get more information about bushfire protection and their requirement.
Also, a customer must check with their local authority to find out a right specification and right product material for bushfire mesh.