Bond It LN11 Fire Screen Premiere Silicone Sealant - White

LN11 Fire Screen is a fire-resistant neutral cure silicone sealant designed for the protection of ...

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OnBuy.comLn11 Fire Screen Premiere Silicone Sealant Wall Resistant White 310Ml 5060021360199
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B&QB&Q - Ln11 Fire Screen Premiere Silicone Sealant Wall ResistantWhite 310Ml
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Product Information

Full details

The Bond It LN11 Fire Screen is a professional-grade, neutral cure silicone sealant engineered for contractors and fire-safety specialists who need to maintain the fire integrity of building movement joints. It offers the critical benefit of providing up to 4 hours of fire, smoke, and toxic gas protection, ensuring structural safety in wall and floor penetrations. However, users should note that as a high-performance sealant, it requires precise application and clean substrates to ensure the integrity of the fire-resistant seal meets regulatory standards.

All features

ColourWhite
BrandBond it

Extended Product Information

FAQs

What fire rating does LN11 provide?

It provides integrity and insulation in excess of 4 hours for certain joint geometries, per EN1366-3 and EN1366-4 standards.

Is this sealant corrosive?

No, it uses a neutral curing system, which makes it non-corrosive and safe for use on metals and delicate surfaces.

Can I use this on plastics?

Yes, it is suitable for use on various plastics, but a small adhesion test is recommended for specific polymer types.

Is the sealant paintable?

Silicone sealants are generally not paintable. The sealant should be applied as a final finish.

Does it contain halogens?

No, the formula is halogen-free to reduce toxic fumes and corrosion in the event of a fire.

What is the recommended application temperature?

It should be applied in standard ambient conditions; consult the technical data sheet for specific temperature limits.

Troubleshooting

Sealant failing to adhere to surface

Ensure the substrate is completely free of dust, oil, or loose particles; use a suitable solvent cleaner if necessary.

Slow curing time

Neutral cure silicones cure based on atmospheric humidity; ensure the work area is well-ventilated and not excessively cold.

Sealant looks uneven after application

Tool the sealant immediately after application using a professional jointing tool to create a smooth, airtight finish.

Pros and Cons

Pros

  • Certified for fire integrity up to 4 hours
  • Non-corrosive neutral cure formula
  • Excellent adhesion to diverse substrates
  • Effective barrier against smoke and toxic gases
  • Halogen-free for safer fire performance

Cons

  • Requires professional application for fire-rated compliance
  • Limited to specific joint geometries to reach max ratings
  • Requires clean, dry, and dust-free surfaces for bonding

Setup, Compatibility & Care

Before application, ensure that all surfaces are clean, dry, and free from loose debris, dust, or contaminants that could inhibit adhesion. LN11 is compatible with concrete, cement, metals, timber, glass, ceramics, and most plastics. For best results, use a professional sealant gun and tool the sealant firmly into the joint to ensure full contact with the substrate sides. Avoid applying in extreme weather conditions that could prevent proper curing. Once applied, the sealant requires time to cure; verify local building control requirements regarding final inspection and certification of fire-stopping work.

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