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Description
Atlas ACFoam-II Grade-II Polyiso Roof Insulation, 2 in. x 4 ft. x 8 ft, 20 psiACFoam II Grade II Polyiso Roof Insulation Board, 2" x 4' x 8' Closed cell polyisocyanurate roof insulation with a foam core integrally bonded to nonasphaltic, fiberreinforced organic felt facers. This 2 inch board delivers dependable long term thermal resistance (LTTR) and Grade II 20 psi compressive strength for durable commercial and residential roofing assemblies. Key Features: Durable Construction: Closed cell polyiso core with fiber reinforced
ACFoam-II Grade-II Polyiso Roof Insulation Board, 2" x 4' x 8'
Closed-cell polyisocyanurate roof insulation with a foam core integrally bonded to non‑asphaltic, fiber‑reinforced organic felt facers. This 2-inch board delivers dependable long-term thermal resistance (LTTR) and Grade-II 20 psi compressive strength for durable commercial and residential roofing assemblies.
Key Features:
- Durable Construction: Closed-cell polyiso core with fiber-reinforced organic felt facers for strength and stability
- Thermal Performance: Provides long-term thermal resistance (LTTR) for energy-efficient roof systems
- Grade-II Strength: 20 psi compressive strength supports rooftop loads under typical service conditions
- Standard Size Panel: 2 in. thickness, 4 ft. x 8 ft. board simplifies layout and reduces seams
- Code & Program Recognitions: Meets ASTM C1289 and carries multiple UL, FM, Miami-Dade, and Florida approvals
Specifications Table:
| Specification | Details |
|---|---|
| Product Name | ACFoam-II Grade-II Polyiso Roof Insulation |
| Brand | Atlas |
| Board Dimensions | 2 in. x 4 ft. x 8 ft |
| Thickness | 2 in. (50.8 mm) |
| Width | 4 ft (1220 mm) |
| Length | 8 ft (2440 mm) |
| Compressive Strength | Grade-II (20 psi) |
| Core | Closed-cell polyisocyanurate (polyiso) foam |
| Facers | Non-asphaltic, fiber-reinforced organic felt |
| Style | Polyiso |
| Area per Unit | 768 sq. ft. per unit |
| Applicable Standards/Approvals | ASTM C1289; CAN/ULC-S704; CCMC No. 12464-L; UL Certified for Canada; UL 1256; UL 790 (ASTM E108); UL 263 (ASTM E119); UL 1897; FM 4450/4470 Approved; IBC Chapter 26 & NBC; Miami-Dade County Approved; Florida Product Approved; UL Greenguard Gold Certified; RCI Approved; AIA Approved; U.S. Green Building Council Member; National Roofing Contractors Association |
| SKU / Material Number | 610719 |
| Supplier Product Number | ATL2ISO48ACII |
Frequently Asked Questions (FAQ):
Q: What is the panel size and thickness?
A: Each board measures 4 ft. x 8 ft. with a 2 in. thickness.
Q: What is the compressive strength rating?
A: Grade-II, rated at 20 psi.
Q: What facers does this product use?
A: Non-asphaltic, fiber-reinforced organic felt facers bonded to a polyiso foam core.
Q: Is this insulation approved for major codes and listings?
A: Yes. It meets ASTM C1289 and is approved/listed under UL, FM 4450/4470, Miami-Dade, Florida Product Approval, and more as specified.
Q: How much area does a unit cover?
A: 768 square feet per unit, per the supplier listing.
Sleek Thermal Armor for Modern Roofscapes
This polyiso board refines the roof plane with a crisp, architectural profile while quietly elevating energy performance. The fiber-reinforced felt facer lends a tailored, matte surface that layers beautifully beneath membranes. Pair it in staggered courses to create a seamless, high-lux envelope that tempers interior climates year-round. It’s the discreet foundation of a polished, performance-driven building shell.
Upgrade your roof system with Atlas ACFoam-II Grade-II to boost thermal performance and code confidence in one easy step.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy