JCW acoustic batten 50C is a timber batten laminated to a 9mm acoustic resilient layer, designed for use with concrete FFT-3 floating floor types: E-FC-1, E-FC-2, E-FC-7 and E-FS-1. Acoustic Batten 50C is ideal for good impact sound improvement where height permits.In refurbishments, it is laid overlaid onto flat timber or concrete floors.PropertiesSize: 50mm x 42mm x 1.8m.Weight: 1.9kg.Composition: timber batten laminated to a 9mm acoustic resilient layer.System: FFT-3 resilient composite deep batten system.Reduction in impact sound transmission: rd ” Lw 28 dB.Battens per pallet: 550x lengths.