Polyisocyanurate Insulation

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Physical Properties
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ISO-C1 Polyisocyanurate Compliances and Approvals

Download the Compliance pdf document

The physical properties of Dyplast Products' family of ISO-C1 polyisocyanurate insulation have been tested by independent laboratory.

ISO-C1/2.0 is the only polyiso insulation tested by independent laboratory and achieved both FM specification and UL classification for Class 1 flame spread/smoke development ratings per ASTM E84. It has been tested and found to meet the requirements as listed below. A Dyplast Products representative can provide you assistance in determining suitability of these and any unlisted specifications.

Factory Mutual (FM) Specification for ISO-C1/2.0:

Factory Mutual

  • ISO-C1/2.0 polyisocyanurate is independently tested, approved, and audited Factory Mutual (FM) as having met the demanding Class 1 flame spread and smoke development requirements per ASTM E84.
  • It is also the only polyiso bunstock foam that is listed under FM’s Approval Standard 4880 for Class 1 Steel Faced Interior Wall and Ceiling Panels at foam thicknesses up to 3”.
  • Report #3017734: tested for flame spread index (25), and smoke developed index (130)
  • Report #3034824: tested for compliance with Class 4880

Underwriters Laboratories (UL) Classification for ISO-C1/2.0

Underwriters Laboratories

  • Report BRYX.R22253
  • ISO-C1/2.0 polyisocyanurate is independently tested and audited, and is "listed" with UL as having met the demanding Class 1 flame spread and smoke development requirements per ASTM E84
  • Evaluated for flame spread index (25), smoke developed index (190), minimum self-ignition temperature (950F/510C), and minimum flash ignition ((950F/510C)

Miami-Dade Approvals

 

Miami-Dade Approvals

 

Other Compliances: