Test for Watertightness
Test in accordance with BS6375. Part 1: Water temperature 17ºc classified for watertightness.
Test pressure class (Pa): 300
|Occurrence of Leakage||Position of Leakage|
|Pressure (Pa)||Time (min)|
|400||41||Leakage through fixed joint at X|
|500||47||Upwards spray at Y|
|600||50||Leakage through beading applied to cill at Z|
|Limit of Watertightness (Pa)||300Pa|
Test in accordance with BS5368 Part 1: Air temperature 19.5ºc, total window area 2.01m², this window is classified for air permeability as follows:
Test Pressure class (Pa):600
Sound Reduction Index measurements were conducted at the AIRO Acoustics Laboratory in accordance with BS2750: Part 3: 1980 and BS5821: Part 3: 1984, using a purpose built transmission suite. AIRO is accredited as a NAMAS TESTING Laboratory NO.0483.
The weighted sound reduction index, Rw = 45dB (BS5821: Part 3: 1984)
|Frequency Hz||R dB||Frequency Hz||R dB|