Osmo Gap Sealer

Osmo Gap Sealer is specially formulated to work alongside the Osmo range. 

  1. Can be treated with Osmo finishes after 1 hr
  2. Permanently water repellent after curing
  3. Resistant to air conditions, stays elastic
  4. Easy to apply
  5. Can be sanded after curing, usually 24 hrs
  6. Based on 3mm gaps a 310ml tube will fill in excess of 30 linear metres
available in 310ml tubes applied with a mastik gun.
Stock colours:
Light Oak, Dark Oak (please see swatches below)
Priced at £8.32 + VAT per tube


Availability: In stock

Available Colours

More Information
Usage Interior
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