Product Name | 2017 Shades Removable Jalousie Glass Folding White Aluminum Windows Interior German Plantation Window Shutters From China |
Profile Thickness | 1.4mm |
Surface treatment | powder coated |
Glass | 4mm tempered clear glass |
Material | Aluminum Alloy+Tempered Glass |
Delivery time | 5-45 working days after payment |
MOQ | 30 Square Meters |
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Sound Insulation Performance of Glass
Glass |
Specification |
Measured Sound Reduction Rw(dB) |
Calculated Sound Reduction Rw(dB) |
Single glass |
6mm |
26 |
31 |
S ingle glass |
10mm |
29 |
34 |
Insulating glass |
6mm+6A+6mm |
31 |
31 |
I nsulating glass |
6mm+9A+6mm | 33 | -- |
I nsulating glass | 6mm+12A+6mm | 34 | 35 |
L aminated glass | 6mm+1.14PVB+6mm | 35 | 39 |
L aminated glass | 8mm+1.52PVB+8mm | 36 | 40 |
S ingle laminated insulating glass | 5mm+0.38PVB+5mm+9A+6mm | 37 | 40 |
D ouble laminated insulating glass | (6+0.76PVB+6)+12A+(5+0.76PVB+5)mm | -- | 41 |
D ouble laminated insulating glass | (8+1.52PVB+8)+12A+(6+1.52PVB+6)mm | -- | 43 |
Notes: The value of measured sound reduction is tested by Chinese Academy of Sciences (CAS) according to
ISO140-1 and GBJ75-84. The value of calculated sound reduction is the running result of Stccalc developed
by Grozier Technical Systems and Pugh-Lilleen Associates.