Weight (Steel 1.5 mm): 7.1 kg/m²
Weight (Steel 2 mm): 9.4 kg/m²
Weight (Steel 3 mm): 14.1 kg/m²
Weight (Aluminium 1.5 mm): 2.4 kg/m²
Weight (Aluminium 2 mm): 3.2 kg/m²
Weight (Aluminium 3 mm): 4.9 kg/m²
Thickness: 12 mm
Head-on transparency: 41%
Maximum transparency: 65%