SKU: 36545704528

Atlas ACFoam-II 2.2-in x 4-ft x 8-ft Grade-II (20 psi) Polyiso Roof Insulation Board

Sale price$461.90 Regular price$513.22
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Ships within 48 hours · Estimated delivery Sep 19 - Sep 24

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Description

Atlas ACFoam-II 2.2-in x 4-ft x 8-ft Grade-II (20 psi) Polyiso Roof Insulation Board2. 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

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: Yes—meets 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-II’s 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 essential—powerful, polished, and indispensable to luxurious, efficient building envelopes.


Upgrade your roof’s performance and compliance with Atlas ACFoam-II 2.2" polyiso—order today for efficient coverage and dependable strength.

Warranty

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. 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
SKU: 36545704528

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Dr. DeeJaye
Lexington, US
★★★★★ 5
Just what I wanted.
Color: Black, Navy Blue, Wine Red, Size: 5X-Large
These may have just become my standard shirt to wear. Feels good whether tucked or out. Drapes well and fits well. So far, I can see it adjust to the different undershirt I may wear. Will probably order another set in other colors and a back up set of the basics because they will get worn a lot.
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Reviewed in the United States on July 17, 2025
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Chloe
New York, US
★★★★★ 3
Its alright
Color: Black, Size: 5X-Large
True to size per the size chart. The fabric is soft but it it feels cheap to me. It attracts lint but you can brush it off easily so its not the cheapest material I've dealt with. Also, it is opaque (not see through). There is no front/ back indicator either which is indicative of a cheap shirt in my opinion. Would be friendly for tag sensitive people (to stay positive).
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Reviewed in the United States on April 14, 2026
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Amazon Customer
San Leandro, US
★★★★★ 5
Fit and colors are perfect
Color: Black, White, Apricot, Size: Large
They fit very well, I got them for my husband and he was very excited for the style & fit i am actually going to buy him another pack
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Reviewed in the United States on October 7, 2025
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ChilledOut
Port Orchard, US
★★★★★ 1
Fuzzballs get wearing once
Color: Black, Size: X-Large
Very smart to wear, but the quality is terrible so after one wash the collar start fraying and fuzzballs start forming. Very disappointing.
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Reviewed in the United States on June 2, 2026
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Lil
Birmingham, US
★★★★★ 5
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Color: Black
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Reviewed in the United States on January 14, 2026

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