Cork Underlay 3mm Top Density 150 SF/ box (CAD 0.49 sq.ft)


$102.38 $73.50
complete the look
  • 6mm cork underlayment

Cork Underlay 3mm Underlayment

Forna’s 3mm Cork underlay or underlayment has been manufactured to the highest density on the market.  Tested at 220kg/cubic meter, it is one of the densest cork underlayments on the market today.  Add to that Forna’s great price and excellent service and you have a winner.  The 3mm thickness works well in traditional homes underneath floating floors such as hardwood, laminate or cork.  It can also be used underneath glue down hardwoods in a traditional home where the homeowner is looking for a little bit more comfort.

warm cork underlay

Synthetic Foam

Wood, Laminate, carpet and ceramic floors absorb out body heat, thus the floors have a colder feel. Classic synthetic foams do not provide thermal insulation.

Forna Cork underlayment

Forna cork underlayment placed under the floors reflect heat of our body, thus offering a more comfortable feel and protecting the natural warmth of your feet.

Cork underlayment is specially developed for sound transmission reduction, incorporation of the moisture barrier, sound barrier, as well as stress crack protection under wood, ceramic, and stone floors. Cork underlayment can be installed under any kinds of floor covering. It can prevent the flooring covering and the subfloor from rot and degradation. To meet sound control standards and requirements for building inspection, cork underlayment is your best choice.

Furthermore, cork underlayment is the natural choice for noise reduction. Cork is a light, thick, elastic outer bark of an oak tree. The bark naturally splits every 9 to 15 years and can be safely harvested causing no harm to the tree. Cork is naturally hypoallergenic and resistant to mold and mildew.


  • Made in Portugal
  • Density: 200 – 220 kg/m3
  • Thickness: 3mm (1/8 inch)
  • Width: 2ft
  • Length: 3ft
  • 25 sheets per carton
  • Carton Coverage: 150 sq.ft.
  • Weight: 22 lb
  • Carton size: 36 inch x25 inch x 4.5 inch
  • MSDS
  • Resin Statement


  • 100% cork (bark from the cork tree)
  • A natural choice for Sound Control Underlayment
  • Reduce the sound impact
  • Acoustic insulation
  • Avoid the appearance of moisture in the floor top layer
  • Controlling the temperature in the room
  • Environmentally friendly
  • Does not deteriorate
  • The best material to raise a subfloor.
  • Floor improvement: de-emphasize an irregularities subfloor.
Weight 35
Dimensions 37 x 25 x 4.5 in


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