Closed Cell Foam.

Demilec Heatlok XT
This closed cell foam product is our premium spray foam insulation. It delivers the highest R-value of all insulation currently on the market.

Performance Benefits:

  • Stable thermal properties: high R-value 4.46 at 100mm – the best thermal performance on the market
  • Retains thermal resistance at both low and high temperatures
  • Maintains air seal for proper use and efficiency of ventilation and combustion equipment, even after seasonal expansion and contraction of building
  • Supports indoor air quality by blocking air infiltration and mass transfer of moisture that may cause mould: less than 1% water absorption
  • Good acoustic qualities
  • Increases the building’s structural strength
  • Will not sag or slump
  • Application thickness is not limited
  • Will not harm coatings on electrical wiring, plumbing or other building components
  • An inert, odourless product with low global warming potential
  • Provides savings on heating costs
  • Performs for the life of the building
  • Manufactured with over 20% of recycled materials


Foam Insulation Types:

Closed Cell Foam


Open Cell Foam


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