2.2" Polyiso Roof Insulation Board, 4x8
Closed-cell polyisocyanurate board with fiber-reinforced organic felt facers for durable, high-performance roof insulation. Offered as ACFoam-II Grade-II (20 psi) with long-term thermal resistance for a variety of roofing systems.
Key Features:
- Durable Polyiso Core: Closed-cell polyisocyanurate provides strong thermal performance and moisture resistance.
- Reinforced Facers: Non-asphaltic, fiber-reinforced organic felt facers enhance dimensional stability and bonding.
- High Compressive Strength: Grade-II (20 psi) for robust roof applications and traffic resistance during installation.
- Large Coverage: 4-ft x 8-ft panels; 608 sq. ft. per unit streamlines installation on big roofs.
- Code-Ready Approvals: Meets ASTM C1289 and multiple UL, FM, and regional approvals for compliance.
Specifications Table:
| Specification | Details |
| Product name | 2.2" x 4' x 8' Grade-II (20 psi) Polyiso Roof Insulation |
| Brand | Atlas |
| Style | Polyiso |
| Model / Product Number | ATL22ISO |
| Manufacturer Number | 22A |
| Material | Closed-cell polyisocyanurate foam core |
| Facers | Non-asphaltic, fiber-reinforced organic felt facers |
| Thickness | 2.2" |
| Width | 4' (1220 mm) |
| Length | 8' (2440 mm) |
| Compressive strength | Grade-II (20 psi) |
| Unit of measure | SQ | PC |
| Coverage per unit | 608 sq. ft. |
| Weight | 32 lb |
| Applicable standards and approvals | ASTM C1289; CAN/ULC-S704; CCMC No. 12464-L; UL Certified for Canada; UL 1256 Classification; 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 |
Frequently Asked Questions (FAQ):
Q: What are the board dimensions and thickness?
A: Each board is 4 ft x 8 ft with a thickness of 2.2 inches.
Q: What is the compressive strength rating?
A: Grade-II with a 20 psi compressive strength.
Q: What facers are used?
A: Non-asphaltic, fiber-reinforced organic felt facers bonded to the polyiso foam core.
Q: Is this product approved for major codes and standards?
A: Yesmeets ASTM C1289 and carries UL, FM, IBC/NBC, Miami-Dade, Florida Product Approval, and GREENGUARD Gold certifications, among others.
Q: How much area does a unit cover?
A: 608 square feet per unit.
Sleek Strength for Streamlined Roof Design
ACFoam-IIs refined profile brings crisp, modern order to the roof plane while delivering dependable thermal performance. Its fiber-reinforced felt facers create a tailored surface that feels purposeful and elevated. Pair with clean-lined single-ply membranes to underscore a minimalist roof aesthetic. This board is a quiet essentialpowerful, polished, and indispensable to luxurious, efficient building envelopes.
Upgrade your roofs performance and compliance with Atlas ACFoam-II 2.2" polyisoorder today for efficient coverage and dependable strength.
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