Dow Corning 781 Acetoxy Silicone Sealant Black 310ml

Product code: 17292


Dow Corning 781 is a one part, silicone sealant, which has excellent adhesion to a wide range of non-porous surfaces including glass, aluminium, painted surfaces and composite boards. It is fast curing and offers excellent resistance to aging, shrinkage, cracking and discolouring.


  • High modulus – acetoxy cure type.
  • Fast cure – tack free in one hour.
  • Working time of 5-10 minutes.
  • Listed by the UK Water Regulations Advisory Scheme (WRAS) for use in contact with potable water once cured.
  • Conforms to ISO 11600-F&G-20LM.
  • 100% recovery.
  • Excellent weatherability.
  • Application Temperature Range +5 to +40°C.
  • Joint movement capability +/– 20%
Technical Data:

We offer a free delivery on orders over £50 ex vat.

Please note lead times may vary subject to stock allocations. A member of staff will be in contact after your order is placed to give you a more accurate lead time.

We operate primarily in the South of England and delivery restrictions apply.

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