Seal-it® 220 SILICON-FR is a high-quality, fire-resistant certified sealant based on silicone technology. Specifically designed for fire-resistant sealing of linear joints in building, facade and glazing structures. Fire-resistant for up to 4 hours tested by Effectis, in accordance with EN 1366- 4:2006+A1:2010.
Seal-it® 220 SILICON-FR
- Fire-resistant certified sealant
- For fire-resistant sealing of linear joints in building, facade and glazing constructions
- Fire resistant tested up to 4 hours, in accordance with EN 1366-4:2006+A1:2010
Seal-it® 220 SILICON-FR is a high-quality, fire-resistant certified sealant based on silicone technology. Specifically designed for fire-resistant sealing of linear joints in building, facade and glazing structures. Fire-resistant for up to 4 hours tested by Effectis, in accordance with EN 1366- 4:2006+A1:2010.

Applications
- Specially developed as a durable fireproof sealant for expansion joints in façade, floor, ceiling, roof and interior and exterior wall structures that effectively counteracts the spread of fire, smoke and toxic fumes.
- Certified sealant for joints in buildings, homes and public spaces that are part of fireproof/fire-retardant structures/systems subject to strict fire safety requirements.
- Fireproof top and bead seals in glazing systems in buildings, in accordance with NEN 3576/NPR 3577.
- Fireproof seals for connecting, peripheral and dilation joints between/along building and façade components, such as windows, door and window frames, sections, prefab parts and panels.
- Smoke and vapour-tight seals on connections in smoke exhaust duct systems.
- Preventive sealing/filling of tube, pipe, line, cable and duct penetrations in floors, ceiling, roofs and interior and exterior façades and walls.
- Fireproof joint seals in installation technology.

Properties
- Durable, retains elasticity, maximum movement capacity of 25%.
- Certified-fireproof, non-flammable, provides a secure barrier against the spread of smoke and fumes.
- Excellent working and adhesion properties, on practically any porous or non-porous surface, without primer.
- Neutral, low-odour, acid-free and non-shrink curing CE-certified silicone system.
- Meets requirements for intruder-resistant glass, in accordance with the Secure Home Police Label (the “Politie Keurmerk veilig wonen”).
- Good resistance to discolouration, UV, weather, water, moisture and ageing.
- Non-corrosive to metals.
- Compatible in direct contact with PVB-laminated glass and edge seals on insulating glass.
- Free of solvents and organic plasticisers.
- Very low emission: certified VOC emission class A+.

Application conditions
- Application temperature (ambient and surface) between +5°C and +40°C.
- On stable, compatible, dry, clean, uncontaminated, grease-free and dust-free surfaces.
- Ensure proper joint dimensions, for proper absorption of any movements.
- Use a suitable brush to remove any loose particles from the surface.
- Degrease the surface properly using Seal-it® 510 CLEANER.
- Seal-it® 220 SILICON-FR has a broad bonding spectrum, but highly porous surfaces should be pre-treated with Seal-it® 520 PRIMER and non-porous surfaces with minimal bonding should be treated with Seal-it® 525 Clean & Bond.
- Use Seal-it® 550 FINISH to apply a smooth and tight finish, before skin formation.
Assortment
Colour | 12 x 600ml foil pack |
Grey | SI-220-7001-600 |
White | SI-220-9100-600 |
Black | SI-220-9200-600 |
Other packaging and colours available on request.
Pallet unit:
600ml foil pack – 792 pieces
SI-XXX-XXXX-XXX = Item number.
Certification
- EN 15651-1: F-EXT-INT 25HM
- EN 13501-2:2007+A1:2009 LINEAR JOINTS (zie testrapport EFECTIS)
- EN 1366-4 :2006 +A1-2010 LINEAR JOINTS (zie testrapport EFECTIS)
- EUROFINS LEED®
- VOC-emission class A+