Technical Data and Properties - 10mm Twinwall, 16mm Triplewall, 25mm Quinwall.

Structure	Twinwall	Triplewall	Fivewall
Sheet Thickness mm	10 ± 0.5	16 ± 0.5	25 ± 0.5
Approx Weight g/m 2	1700	2700	3400
Light Transmission % DIN 5036	Heat Guard Opal, Bronze Opal, Bronze and Opal tints offer solar control and can reduce heat build-up
- Clear	82	77	68
- Bronze 'B'	33	18	11
- Opal 'V'	40	42	30
- Bronze Opal	----	10	8
- Heat Guard Opal	----	13	7
U value W/m 2 °K	3.2	2.4	1.6
Falling dart Gardiner impact at 23°C Nm	>27	>27	>27
Fire Performance	Class I (BS476 Part 7)
Impact Resistance	200 times greater than glass