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National Insulation Supplies  |  SKU: 49525832745307

Nullifire FS709 HP Intumescent Sealant - All Types

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Standard: 3-5 Working Day Delivery

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For further information, please see our Delivery & Shipping Policy here.

Returns

This product is a non-returnable product, please see our Return and Refund Policy for further details.

Product Datasheets

Datasheet:

FS709 Datasheet

Things you should know about this product!
  • This product is sold is a variety of types

Description

FS709 HP is a high-expansion, pressure-exerting graphite intumescent sealant that activates when exposed to fire, effectively restoring the fire performance of compartment walls and floors penetrated by services. Designed for use on flexible walls, rigid walls (100 mm or thicker), and rigid floors (150 mm or thicker), it provides robust fire protection. FS709 HP is also compatible with the FB750 Intubatt Coated Batts, offering a versatile solution for maintaining fire-rated integrity in various construction scenarios.

Specifications
  • Fire rating
    Euroclass E

Key Features
  • Up to 4 hours fire resistance - Tested to EN 1366-3 and EN 1366-4
  • Versatile & easy to apply
  • Can be used with FB750 Intubatt Coated Batt
  • Tested with combustible pipes up to 125 mm, insulated non-combustible pipes up to 160 mm, cables, cable trays/ladders/baskets (up to 500 mm), cable bundles (up to 100 mm)
  • Tested in openings up to 600 x 600 mm
  • Tested for use in linear gaps up to 25 mm
  • Optifire®+ unique traceability identifier

Where to use

Joints: Nullifire FS709 is a versatile fire-rated silicone sealant designed for sealing construction joints and service penetrations in walls and floors. It provides up to 240 minutes of fire resistance, preventing the spread of flames, smoke, and toxic gases through gaps. Its silicone-based formula offers excellent flexibility, making it ideal for joints subject to movement while maintaining its fire-stopping performance. FS709 adheres to a wide range of materials, including concrete, masonry, and steel, ensuring reliable protection. It is a dependable solution for achieving effective passive fire protection in various construction projects.

Frequently asked questions

How does FS709 perform with plastic pipes?

FS709 expands upon exposure to heat, effectively closing gaps left by melting plastic pipes to maintain fire integrity.

How is Nullifire FS709 applied?

  • Clean the substrate to remove dust, grease, or loose materials.
  • Use a standard sealant applicator to apply FS709.
  • Tool the sealant for a smooth finish and optimal contact.

Can FS709 be painted over?

Yes, once cured, FS709 can be painted with most water-based or emulsion paints.

Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Maestro
  • Mastercard
  • PayPal
  • Shop Pay
  • Union Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

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National Insulation Supplies
Nullifire FS709 HP Intumescent Sealant - All Types

Length

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N/A

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N/A

Fire rating

Euroclass E

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N/A

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N/A

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N/A

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