FS703 Fire Resistant Silicone Sealant
FS703 is a low modulus, neutral cure, silicone sealant, suitable for linear gaps sealing in order to reinstate the fire performance in compartment walls & floors.
Usage/purpose
FS703 is suitable to fire seal joints in compartment walls and floors: Static linear joints (masonry to masonry/rigid wall/rigid floor/flexible wall) Window & door joints (masonry to timber/steel) Movement joints (20%)
Always read SDS, pre-application guidance and relevant application detail prior to application. Ensure the latest documents are downloaded prior to every project commencement.
Do not use around CPVC pipes; for this specific application, please use FS719 HP Blue for CPVC. If used around Pegler X-Press Carbon Steel pipes, the pipe manufacturer should be consulted, and their recommendations followed.
Safety data sheet must be read and understood before use.
- 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.
- 20% movement tested (together with FJ203 Fire Rope).
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