Fischer general purpose foam B3 is ideal for the filling of all general construction applications such as sealing cavities around windows, doors, masonry/blockwork, timber frame and cladding whilst enhancing acoustic insulation. The foam can be easily extruded either by hand or gun and it hardens via chemical reaction when exposed to atmospheric humidity.
- Can be used on general building materials internally and externally (External applications must be protected from exposure to sunlight)
- B3 foam is suitable for straightforward applications, perfect for all types of filling and sealing tasks from filling cavities to areas around pipes
- Easy to apply
- Strong cell structure for durability
- Thermal insulation
- CFC-free propellant
- Long storage life
- Resistant to rotting and ageing
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