Architectural Precast Concrete
and Steel Stud Building Panels

Prefab Concrete Fašade Sound Transmission TestingPrefab Concrete Fašade Sound Transmission Testing

Test Results
SlenderWall without insulation and Gypsum board Type Result
Sound Transimission Class STC 40
Outdoor-Indoor Transmission Class OITC 36
SlenderWall with insulation and Gypsum board Type Result
Sound Transimission Class STC 53
Outdoor-Indoor Transmission Class OITC 42
Architectural Wall System Connection Test Results Lightweight Concrete Panels Load Deflection Test Results