• 34 Grayson Avenue, Papatoetoe, Auckland 2104
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koolfoam under slab
Featured Product

Koolfoam Under Slab Insulation

  • Offers excellent compressive strength
  • Is moisture resistant
  • Delivers excellent thermal performance
  • Has a 50 year warranty when installed and used correctly
  • Is available in multiple size, strength and thermal performance options
  • Ideal for use in concrete floors
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Koolfoam Under Slab Specifications

Common Sheet Sizes

SizeUnder Slab - SUnder Slab - HUnder Slab - VHUnder Slab - BP
2.4 * 1.2
2.7 * 1.2
3.0 * 1.2
3.6 * 1.2

Under Slab Thicknesses and R Values

Thickness mmUnder Slab - SUnder Slab - HUnder Slab - VHUnder Slab - BP
20R0.52R0.55R0.58R0.62
30R0.78R0.83R0.88R0.96
40R1.05R1.11R1.17R1.30
50R1.31R1.38R1.47R1.61
60R1.57R1.57R1.76R1.93

Compressive Strengths Versus Grade (minimum)

UnitUnder Slab - SUnder Slab - HUnder Slab - VHUnder Slab - BP
kpa85135165135
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At Koolfoam, we have the quality solutions and expertise you can rely on to get the job done right.

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  • Working Hours Monday - Thursday: 7:00 AM - 5:00 PM Friday: 7:00 AM - 4:00 PM Saturday - Sunday: Closed
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