Acoustic fire rated ceiling system (AC90/25FP)

AC90/25 Test Data
STRUCTURAL FLOOR - Timber
Test F84
AIRBORNE 48dB DnTw + Ctr
IMPACT 36dB LnTw (No acoustic floor)
Please consult InstaCoustic before specifying an acoustic system. The structure has a bearing on the overall performance.

The adjustable AC90/25FP provides performance and has a variable system depth ranging from 75mm to 1.5m.

Product	System Weights	Notes
AC90/2FP	Approx 55kg/m²	Weights may be subject to slight variation The laying instructions must be strictly adhered to at all times The quality of workmanship will determine the effectiveness of the system

Click the Steps below to view diagrams

System depth in excess of 150mm can be achieved with the use of 'L' section. Please refer to the InstaCoustic Technical Department for assistance.
When fixing the acoustic hangers into timber floor joists there must be a minimum penetration of 30mm into the joist. When fixing into concrete, load tests may be required to confirm the suitability of the fixing and fixing anchor.
When fixing perimeter channel there must be a minimum penetration of 30mm into the substrate.

Please note that system AC90/2 allows for two layers of 12.5mm plasterboard. system AC90/2FP allows for two layers of 12.5mm fireline board.

We reserve the right to change the specification without prior notice.