GBQSA 90b

Single Frame - Steel

Sound Transmission Class:

61

Rw:

60

Fire Resistance Rating:

-/90/90

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Lining:

1x 13mm GIB Toughline® Aqua (outer layer) and 1x 10mm GIB Braceline®/GIB Noiseline® each side

LB/NLB:

NLB