MF90 Duct sealant is a water based acrylic fire stop sealant that provides movement capability for fire-rated joint applications. It has four hours fire rating under BS EN 1366-4: 2006. It is almost odour free and is not corrosive towards metals. After drying, it forms a tough elastic seal.
MF90 Duct Sealant is suitable for:
- Heating and cooling air conditioning ducts
- Indoor joints with fire retardant requirements such as joints between walls and ceiling, joints around pipe and cable work, perimeter sealing of fire rated doors and windows.
- Non corrosive towards metals
- After drying it forms a tough elastic seal
- Low VOC
- Good primerless adhesion on most substrates