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Atlas
4" x 4' x 8' ACFoam® Nail Base Nailable Roof Insulation with OSB 7/16
QXO product C-299976 · 1 options
Selected: ATL 4" NAILBASE WITH OSB 7/16
QXO SKU 299976 · Product number ATLNB4OSB
Free, no-obligation quote. Our team confirms local availability, required quantities, compatible components, and installation pricing.
Selected option specifications
- UOM
- PC
- Item Weight
- 68
- Algae Resistance
- No
- Applicable Standards
- CAN/ULC-S770-09 ASTM C1289, Type V UL 1256 UL 790 ASTM E108 UL 263 ASTM E119 FM 4450/4470 Approved IBC Chapter 26 & NBC California State Insulation Quality Standards Title 25 Foam Flammability Criteria (License #T 1231) Miami-Dade County Approved Florida Product Approved (FL17989) APA/TECO U.S. Voluntary Product Standard PS 2 Compliant RCI Approved NRCA Approved AIA Approved
About this product
ACFoam® Nail Base Nailable Roof Insulation is a thermally efficient closed-cell ACFoam®-II or ACFoam®-III polyisocyanurate (polyiso) insulation board bonded to min. 7/16" APA/TECO rated OSB or min. 19/32" CDX plywood on the top face. ACFoam® Nail Base is offered in a variety of composite thicknesses, providing long-term thermal resistance (LTTR) values.



