Acoustic Foam Front Sheets for Speakers. Anthracite-coloured, open-cell foam (10 mm thick) with high sound transparency, in various dimensions. Supplied in pairs. Acoustic foam front pads for speakers, in different sizes. Especially suitable as front panel for PA speaker cabinets. Open-cell polyurethane foam, anthracite, 10 mm thick. Temperature stability: -50 °C up to +90 °C. Description | acoustic foam front sheet for speakers | Nominal value | - | Type | 10 mm thick | Colour | anthracite | Material | polyurethane foam | Suitable for | front panel for PA speaker cabinets | Power supply | - | Dimensions | 480 x 378 mm | Length | - | Mounting dimensions | - | Weight | 180 g | Connections | - | Other features | -50 °C to +90 °C | Packing unit | 2 | |