Hubbell GAI-Tronics Industrial Intercom Acoustic Sound Dampening Hood – 23dB GAI-Tronics Industrial Acoustic Hood - 23dB (For Industrial Intercom Models). Acoustic Insulation:50mm Tissue faced non hygroscopic Rockwool RW3, Density 60kg/m3. Insulation Liner: White Perforated Polypropylene, 3mm thickness. byJuly 4, 2026
