About fischer Acoustic Mastic FiAM Plus
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.
Outstanding Fire and Acoustic Performancefischer FiAM Plus is tested to EN 1366-3, EN 1366-4, and BS 476: Part 20, offering up to four hours of fire resistance. It also effectively reduces airborne sound transmission, contributing to quieter and safer environments for residential, commercial, or industrial spaces.
Flexible and Easy ApplicationApplied using a cartridge or sausage gun, FiAM Plus adapts to various surface joints, wall, ceiling, and floor connections. Its flexible formula accommodates movement, while the white, paintable finish blends seamlessly with any interior after decoration.
Reliable for Multiple Penetration TypesSuitable for sealing around copper, steel, and plastic pipes, cable trays, and cable bunches, FiAM Plus can be used according to EN and ASTM standards. It offers high coverage and is compatible with mineral wool insulation for optimal performance.
FAQ's of fischer Acoustic Mastic FiAM Plus:
Q: How do I apply fischer Acoustic Mastic FiAM Plus for maximum effectiveness?
A: Apply FiAM Plus using a standard cartridge or sausage gun onto clean, dry surfaces, ensuring the mastic completely fills the joint or gap. For metallic penetrations, wrap the pipe with mineral wool insulation before sealing the perimeter with the mastic.
Q: What is the typical curing time for FiAM Plus, and how does it affect project scheduling?
A: Skin formation occurs in approximately 20 minutes, but full curing depends on joint size and ambient conditions. Plan accordingly, as complete cure may take longer in wider joints or higher humidity, ensuring safety and performance are achieved before further work.
Q: When and where should FiAM Plus be used in construction projects?
A: FiAM Plus is designed for internal applications, including linear joints in walls, ceilings, and floors, as well as around single and insulated metallic or plastic pipe penetrations and cable trays. It is compatible with rigid construction elements as per EN 1366-4 and 1366-3 guidelines.
Q: What benefits does FiAM Plus provide beyond fire resistance?
A: In addition to up to four hours' fire resistance, FiAM Plus significantly reduces airborne sound transmission, has low VOC emissions, and offers good movement accommodation, making it ideal for environments requiring both safety and comfort.
Q: How is coverage calculated for FiAM Plus, and what formats are available?
A: A 600 ml sausage covers approximately 12 linear meters for a 10 mm x 10 mm joint bead. The product is available in 310 ml cartridges or 600 ml sausages, giving flexibility for small or large sealing tasks.
Q: What are the storage and shelf life requirements for FiAM Plus?
A: Store unopened FiAM Plus in cool, dry conditions between +5C and +25C. Under these conditions, it has a shelf life of up to 12 months, ensuring you have reliable stock when you need it.
Q: Is FiAM Plus suitable for overpainting, and what finish does it provide?
A: Yes, the white mastic can be overpainted after curing, enabling a seamless and aesthetically pleasing finish that matches surrounding surfaces.