fischer FiAM Plus is a one part water-based acrylic sealant which has been designed to provide smoke and fire protection on construction joints and single penetrations both vertical and horizontal applications. Tested in accordance with EN 1366-3, EN 1366-4 and ASTM E1966 (UL 2079) the FiAM Plus is certified by ETA, UL-EU and UL-US. It has excellent movement capabilities,a non-shrinking behaviour and provides excellent acoustic properties.