SIL Silicone Fireproof Sealant 310ml

£6.58 £7.90 (inc. VAT)

Intumescent flexible silicone sealant for sealing gaps up to 50mm wide

SIL Clear 310ml
SIL Black 310ml
SIL Grey 310ml
SIL White 310ml

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An odourless, ready-to-use, flexible, halogen-free Fireproof Silicone Sealant. Reacts with atmospheric moisture to form a durable, flexible seal. For use at joints between many building elements and materials giving a water and gas tight seal. Supplied in 310ml tubes, in either white, clear, grey or black.

This silicone sealant product can be used on heating stoves but it MUST NOT BE USED NEAR NAKED FLAMES OR HOT GASES as this can cause the silicone to have a VERY SMALL BLUE FLAME & the silicone can turn to a powder.

For every 10mm thickness of silicone, 3-5 days must be allowed for the vapour to clear before using the heating stove.

– A high-performance sealant, ideal for most glazing, sealing, bonding or repairing tasks- Compatible with water-based and solvent-based paints
– Neutral curing system – practically odourless
– Non-corrosive to metals
– WIll adhere to most substrates without the need for priming


Tested to BS476 Parts 20, 21 & 22 (1987) when used for sealing around a number of penetrations and expansion joints. Integrity ratings of up to 240 minutes were achieved.


Brand Envirograf
Weight 0.4kg
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