FireX Fire Seal Mastic FM is a fire-resistant water-based acoustic acrylic sealant for indoor fire sealing applications. The mastic is suitable for sealing pipes, fireproof grilles, structural gaps and wall and floor joints. Mastic has good adhesion to various building materials: cinder blocks, concrete, plaster, drywall or wood.
FireX fire sealing mastic FM provides fire resistance up to 4 hours (in accordance with EN 1366-3 and EN 1366-4), possible sealing width up to 35 mm. The product is CE marked