RAS90P-215dB-50G
2 x 15mm Siniat dB Boards, Siniat RAS90/P Resilient Acoustic Stud at 600mm centres, 50mm glass mineral wool, 2 x 15mm Siniat dB Boards
2 x 15mm Siniat dB Boards, Siniat RAS90/P Resilient Acoustic Stud at 600mm centres, 50mm glass mineral wool, 2 x 15mm Siniat dB Boards