Nullifire FS703 previously known as (M703) is a Low Modulus fire-resistant sealant for high-movement joints (up to 50 %). For internal and external use. Used in various construction sites across the UK. Ideal for use on masonry to masonry, steel to steel, masonry to timber, and masonry to steel.
- Up to 4 hours fire resistance - Tested to EN 1366-4.
- Tested in gaps 10 - 220 mm.
- Ideal for joints in flexible walls, rigid walls & floors, windows & door frames.
- Airtight up to 600 Pa.
- Superior elasticity.
- Excellent tooling properties.
- UV & weather resistance.
- Minus 20% movement tested.
Box Size: 12 pcs