Kooltherm K9 Internal Insulation Board 4ft x 7.5ft - All Thicknesses

$3,591.46 $3,375.97

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Kingspan Kooltherm K9 Internal Insulation Board is a premium performance rigid thermoset insulation product, used for basement, crawlspace and attic wall applications.

Thickness R-Value Board Size
 Boards per Pallet
 Sqft per Pallet
1.57 In
 11.6 47.24 In x 89.37 In 56 1641.92
1.97 In
 14.5
 47.24 In x 89.37 In 48 1407.96
2.36 In
 17.4 47.24 In x 89.37 In 40 1172.80
2.95 In
 21.8
 47.24 In x 89.37 In 32 938.24
3.94 In
 29.1 47.24 In x 89.37 In 24 703.68

 Key Features:

  • Premium performance rigid thermoset insulation
  • Higher R-value per inch than any commonly used insulation
  • Negligible smoke developed
  • ASTM E 84 rating of 5/5 (flame-smoke)
  • Unaffected by air infiltration
  • NFPA 286 compliant for exposed applications
  • Easy to handle and install
  • Manufactured with a blowing agent that has zero ODP, low GWP, HCFC and CFC free
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Subject to Approval & Availability
All orders are reviewed before fulfillment. You are not charged until your order is approved and ready to ship — and you may cancel at any time before that at no cost.

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