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Expol Underfloor


Expol Underfloor Insulation is the ultimate choice for new and existing homes.

Placed snugly between the floor joists, the Expol Underfloor Insulation will ensure your home is protected from extreme temperatures beneath your floor. Expol Underfloor Insulation has excellent thermal properties as it consists mainly of stabilised air.



Expol Underfloor Insulation is safe to install, non-allergenic, contains a flame retardant. Its thermal performance is not affected by ageing, and contains no CFC's.

Expol Insulation incorporates FLEXICUT - a unique system provided for simple installation! Easy to cut with a sharp knife. Spring into place, cut or break off to ensure a snug fit between the floor joists.

Benefits of Expol Underfloor Insulation
  • Save up to 12% on your heating bills. 
  • Expol under floor insulation keeps the heat in for winter and keeps the heat out for summer.
  • Improves insulation rating of your home.
  • Great for pole houses and all exposed wooden floors.
  • Expol Insulating panels conform to minimum R value 1.4 for timber floors of AS/NZS 4859.1:2002.
  • For self installers, full installation instructions are provided on all bags.
Available in Easy to Handle Panels
  • 360: 1200 x 360 x 60mm, 12 per bag, covers 5.18m2
  • 410: 1200 x 410 x 60mm, 11 per bag, covers 5.41m2
  • 470: 1200 x 470 x 60mm, 10 per bag, covers 5.64m2
  • 560: 1200 x 560 x 60mm, 9 per bag, covers 6.05m2
Download: Expol Underfloor Brochure