Key Features Modern-look mesh with honeycomb patternPunched aluminium plateNon-corrosive Product Description AluGard is a perforated aluminium mesh screening system which provides the requirements of a security door in a modern sleek look. Alu-Gard is a 2mm thick aluminium plate punched with a honeycomb pattern and allows for an open area of 40%. Alu-Gard is powdercoated in black and is non-corrosive, therefore ideal for coastal regions.