Atlas ACFoam-II Flat GRF Fiber Felt Faced 2 Sides 4ft x 4ft Polyiso Roof Insulation Board - All Sizes

Atlas ACFoam-II Flat GRF Fiber Felt Faced 2 Sides 4ft x 4ft Polyiso Roof Insulation Board - All Sizes image 2

Atlas ACFoam-II Flat GRF Fiber Felt Faced 2 Sides 4ft x 4ft Polyiso Roof Insulation Board - All Sizes

$568.03 $533.95

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Atlas ACFoam-II is a high-performance, rigid polyisocyanurate (polyiso) foam insulation board designed for use in commercial flat roofing systems. Each board is fiber-reinforced felt-faced on both sides, offering excellent dimensional stability, strength, and durability.

Ideal for use over steel, wood, or concrete decks, ACFoam-II enhances energy efficiency, helps meet R-value targets quickly, and supports various membrane systems. Its closed-cell structure also provides superior moisture resistance compared to traditional insulation materials.

Key Features:

High thermal performance with industry-leading R-values
Fiber-reinforced felt facers on both sides
Excellent moisture resistance and durability
Compatible with multiple roof systems
Made in the USA, meets ASTM C1289
UL, FM, Miami-Dade & ICC certified

Thickness	R-Value	Sheets / Pallet	Sq Ft / Pallet
1"	R-5.7	48	768 sq ft
1.5"	R-8.6	32	512 sq ft
2"	R-11.4	24	384 sq ft
2.5"	R-14.4	19	304 sq ft
3"	R-17.4	16	256 sq ft
3.5"	R-20.4	13	208 sq ft
4"	R-23.6	12	192 sq ft

Application:
Designed for use in low-slope roofing systems including built-up (BUR), modified bitumen, single-ply (TPO, EPDM, PVC), and metal roof systems.

Certifications & Standards:

ASTM C1289 Type II, Class 1
FM Approved, UL Classified, Miami-Dade Approved
Zero ozone-depleting blowing agents

*Third Party Trademarks

All third party trademarks, including logos and icons, referenced on our website and product pages remain the property of their respective owners. Unless specifically identified as such, Arbor's use of third party trademarks does not indicate any relationship, affiliation, sponsorship, or endorsement between Arbor Home and the owners of these trademarks. Any references by Arbor Home to third party trademarks are to identify the corresponding third party goods.

Subject to Approval & Availability
All orders are reviewed before fulfillment. You are not charged until your order is approved and ready to ship — and you may cancel at any time before that at no cost.

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Atlas ACFoam-II Flat GRF Fiber Felt Faced 2 Sides 4ft x 4ft Polyiso Roof Insulation Board - All Sizes

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