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TRI-BUILT
4' x 4' Tapered ISO II GRF Roof Insulation
QXO product C-802823 · 36 options
Selected: TRI ATL Q PANEL 0.50-2.50" 4X4
QXO SKU 802818 · Product number TRIATLQP52544
Free, no-obligation quote. Our team confirms local availability, required quantities, compatible components, and installation pricing.
Selected option specifications
- UOM
- PC
- Item Weight
- 5.008
- Algae Resistance
- No
About this product
TRI-BUILT® Tapered ISO II GRF Roof Insulation is available in both flat and tapered panels. Closed-cell polyisocyanurate (polyiso) foam core integrally bonded to non-asphaltic, fiber-reinforced organic felt facers (GRF) on both sides. TRI-BUILT® ISO II GRF Roof Insulation is offered in a variety of thicknesses (including tapered insulation), providing long-term thermal resistance (LTTR) values from 5.7 (4.3 for tapered) to 26.8. TRI-BUILT® provides quality residential and commercial building materials that deliver professional results. By focusing on the professional contractor, TRI-BUILT® has become a recognized and trusted leader in the construction industry. From roofing and siding materials, windows, coatings, and more, TRI-BUILT® is a name you can trust at a competitive price.



