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Bostik 4L Ultraseal Vapour Barrier Kit

by Bostik
$243.03 inc.GST
SKU BOS30840434

One Coat Vapour Barrier

Bostik Ultraseal is a two part, solvent free, epoxy composition compatible with a wide range of coverings. Designed as a one coat primer and vapour barrier/retarder to prevent moisture migration through a concrete slab to levels that will not cause swelling or cupping of timber flooring.

Key Features

  • Excellent bond to a range of substrates
  • Accepts a wide range of coverings
  • Excellent high build achieved in one coat

Where to Use

  • Interior surfaces
  • Residential applications
  • Commercial applications


  • Floors
  • Compatible with the entire Bostik Ultraset® hardwood flooring adhesive range


  • Concrete
  • Fibre cement
  • Stone
  • Masonry
  • Structural plywood,
  • Brick
  • AAC

VOC Data Sheet
Technical Data Sheet


  • Item: Bostik Ultraseal Vapour Barrier Kit
  • Size: 4L
  • Other: One pallet = 108 kits