Trade Organizations / Polyisocyanurate Insulation Manufacturers Association
Polyisocyanurate Insulation Manufacturers Association
nationalThe trade association for the North American rigid polyisocyanurate (polyiso) insulation industry, whose members make most of the polyiso sold in North America, a product the association promotes as roof insulation and cover board for commercial roof assemblies. It dates its founding to 1987, as a forum for finding replacements for ozone-depleting substances, and today represents the industry at building code and standards venues, publishes technical bulletins and environmental product declarations, and runs the QualityMark program, which provides third-party certification of long-term thermal resistance (LTTR) values for polyiso roof insulation boards from participating manufacturers.
- url: https://www.polyiso.org/general/?type=CONTACT
- QualityMark certification of long-term thermal resistance values for polyiso roof insulation
- technical bulletins, including a roofing series
- building and energy code advocacy
- on-demand and live education
- environmental product declarations
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Sources
- polyiso.org verified 2026-09-25
- polyiso.org verified 2026-09-25