SikaCryl 620 Fire is a fire-rated acrylic sealant designed for sealing linear joints and gaps where fire resistance is required. Supplied in a 600ml Unipac, it provides a smooth white finish suitable for a wide range of internal applications.
This acrylic sealant is commonly used in wall and ceiling joints, service penetrations, and perimeter seals as part of fire-resistant constructions. Once cured, it can be overpainted, making it suitable for visible joints in finished interiors.
Suitable applications
Fire-rated joints and gaps
Perimeter sealing around walls and floors
Service penetrations
Internal wall and ceiling joints
Key features
Fire-rated acrylic sealant
White finish
Supplied in a 600ml Unipac
Suitable for internal use
Overpaintable once cured
Handling & application notes
Apply using a suitable Unipac applicator
Ensure joints are clean and free from dust or contaminants
Tool to a smooth finish before skin formation
Allow to cure fully before painting or further work
SikaCryl 620 Fire provides a reliable solution for sealing joints where fire performance and a clean internal finish are required.
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