Weight (Steel 1.5 mm): 6.3 kg/m²
Weight (Steel 2 mm): 8.5 kg/m²
Weight (Steel 3 mm): 12.7 kg/m²
Weight (Aluminium 1.5 mm): 2.2 kg/m²
Weight (Aluminium 2 mm): 2.9 kg/m²
Weight (Aluminium 3 mm): 4.4 kg/m²
Thickness: 15 mm
Head-on transparency: 53%
Maximum transparency: 75%