Product details

Sikaflex® 221i: Due to the wide adhesive spectrum this adhesive / sealant is suitable for sealing thru-hulls, cable entries, wet rooms, windows, to embed cleats and fittings. Suitable materials for this sealant are metals, primers and lacquered coatings (two-component systems), ceramic materials and plastics.

Sikaflex® 221i is a long-time tested, multi-applicable, stable one-component polyurethane sealant which cures by atmospheric moisture into an elastomer. It is produced according to ISO 9001/14001 standards and the Responsible Care program.

Product benefits:

  • 1-component
  • elastic
  • low in odour
  • ageing resistant
  • non-corrosive
  • can be painted over
  • sandable
  • has a wide adhesive spectrum
  • food compatible approved (NSF + COMMISSION DIRECTIVE relating to plastic materials and articles intended to come into contact with foodstuffs 2002/72/EC)


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de-flag Safety datasheet
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de-flag Short manual
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de-flag Short manual
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it-flag Manual
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What other SVB customers have to say

100% real reviews
Roger A.
by Roger A. Flag of United Kingdom 6/7/2020 Verified purchase
The Best
It is Sikaflex, what else can you say
Jim V.
by Jim V. Flag of Belgium 3/1/2016 Verified purchase
good for fitting valves treu the hole
Daniel L.
by Daniel L. Flag of France 2/21/2022 Verified purchase
OK corresponds to the description.

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