FLEX-SEAL Air/Vapour Barrier is available in 25.4 m (83.3 ft) rolls in widths of 457 mm (18 in) and 914 mm (36 in) packaged two and one roll(s) per carton respectively.

Porous surfaces –
4 m2/litre first coat (163 ft2/gal.)
6 m2/litre second coat (245 ft2/gal.)
8 m2/litre third coat (326 ft2/gal.)

Smooth/non porous surfaces –
6 m2/litre first coat (244 ft2/gal.)
10 m2/litre second coat (407 ft2/gal.)

Roller, brush or sprayer

Clear Acrylic Concrete & Masonry Sealer

Product Description:
DUREX WALL SEAL is a 100% acrylic based clear sealer for use as a protective coating on walls and ceilings. The application of DUREX WALL SEAL greatly reduces dirt pick-up from pollution laden air. DUREX WALL SEAL does not alter the colour of the surface to which it is applied.

DUREX WALL SEAL can be used for the following applications:

  • Top coat for all Durex Architectural Coatings
  • Sealer for masonry and concrete substrates, including ceilings and soffits
  • Interior and exterior application
  • All locations where a clear weather shield is desired


  • Fully compatible with all Durex products and other cement based products and substrates
  • Excellent resistance to dirt pick up
  • Does not alter the colour of wall substrate surfaces
  • Not affected by ultraviolet rays
  • Can be re-coated with any of the Durex Products
  • Breatheable
  • Excellent freeze/thaw stability and general excellent weatherability
  • Does not yellow
  • Is a permanent sealer without the requirement of periodic maintenance

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