Nullifire FS703 Intusil Fire Resistant Silicone Sealant

340169

This product is temporarily unavailable; in the meantime, our technical team recommend Sikasil-670 Fire Rated Elastic Joint Sealant as a great alternative.

Please note: it is important to check that any alternative product is suitable for your requirements, as our suggestion is given in good faith but without warranty. If you are in any doubt please first contact our technical team on 0113 2455450 (option 2) or send a message to [email protected] where we will be happy to discuss your project.

Nullifire (Firetherm) FS703 Intusil Fire Resistant Silicone Sealant, a fire-stopping sealant designed for aggressive exterior use on high-sheen surfaces (glass, aluminium) and in high-movement joints for up to 50% movement. See the description below for a list of suitable surfaces and substrates.

  • Fully tested for up to 240 minutes integrity and insulation
  • Water resistant, unaffected by moisture
  • Allows up to 50% movement
  • High adhesion to high-sheen surfaces

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£58.70
VAT excluded

£70.44 Tax incl.
Quantity

Description

This product is temporarily unavailable; in the meantime, our technical team recommend Sikasil-670 Fire Rated Elastic Joint Sealant as a great alternative.

Please note: it is important to check that any alternative product is suitable for your requirements, as our suggestion is given in good faith but without warranty. If you are in any doubt please first contact our technical team on 0113 2455450 (option 2) or send a message to [email protected] where we will be happy to discuss your project.

Nullifire FS703 Intusil Fire Resistant Silicone Sealant  provides a fire-stopping seal around high movement joints and is ideal for use in external aggressive environments, with high adhesion that applies to high-sheen surfaces like glass and aluminium. The mastic insulates and resists fire for up to 240 minutes with a water-resistant seal that is unaffected by moisture, offering a movement capability of up to 50%.

Intusil cures at a rate of 1 mm per day and cannot be readily over-coated.

Sealing gaps and cracks in fire barriers and around services can be critical to slowing the spread of smoke and fire, saving lives with more time for evacuation. Use FS703 Intusil in the following applications:

  • Block to block
  • Block to steel
  • Concrete to timber
  • Block to concrete
  • Plasterboard heads
  • Floor movement seals
  • Head of wall movement seals
  • Slab edge seals
  • Service movement seals



Installation


  • 2:1 ratio wall 240 minutes integrity; 240 minutes insulation
  • 2:1 ratio floor 240 minutes integrity; 90 minutes insulation
  • 3 mm over 100 mm Firetherm Backer 240 minutes integrity; 240 minutes insulation; 30% movement
  • 10mm angled fillet to Intubatt edges or full depth plus fillet around services



Maximum Openings


  • Linear gaps up to 50 mm x infinite length



Coverage


  • 10 mm wide seal - 3.25 m approx.
  • 15 mm wide seal - 1.35 m approx.
  • 20 mm wide seal - 0.78 m approx



Fire Testing


  • Tested at Exova BM Trada to BS EN 1366-4, BS EN 1366-3, BS 476/20/22
  • Third party accredited by Exova Warrington Fire, certificate number CF 5340



IMPORTANT FIRE PRODUCTS NOTICE:  The information displayed on this website should be used as a guide ONLY and  our Technical Department should be contacted to obtain a tailored specification and any advice necessary before you place an order for fire protection products. Fire protection products are non-returnable except in accordance with  Condition 8 of the Terms and Conditions .  We will not be held liable for any resulting damage to property, human life or monetary costs incurred due to the incorrect specification you have prepared or use of fire protection products caused by your negligence, including your failure to have contacted us to obtain the relevant advice/specification.

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Customer agrees that before placing an Order, Customer has read and understood the most up to date Product Data Sheet for the Product. Where we have access to the Product Data Sheet from the manufacturer, we will either provide a copy on request, or include a link to the Product Data Sheet available on the manufacturer’s website. Customer further agrees that we have no liability for any errors or omissions contained within the Product Data Sheets. For more information, please see our Terms & Conditions of Sale.


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