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Atlas ACFoam-II Flat GRF Fiber Felt Faced 2 Sides 4ft x 8ft Polyiso Roof Insulation Board - All Sizes

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Original price $782.60 - Original price $1,036.80
Original price
$1,036.80
$782.60 - $1,036.80
Current price $1,036.80

Atlas ACFoam-II is a high-performance rigid foam insulation board made with polyisocyanurate (polyiso) core and fiber-reinforced felt facers on both sides. Ideal for commercial flat roofing applications, it provides excellent thermal resistance and dimensional stability, contributing to long-term roof performance.

This insulation board is compatible with a variety of roofing systems and helps meet demanding energy code requirements quickly and cost-effectively.

Key Features:

  • High R-values per inch for superior energy efficiency
  • Fiber-reinforced felt facer on both sides for strength and durability
  • Excellent moisture resistance due to closed-cell polyiso core
  • Lightweight and easy to install
  • Compatible with BUR, modified bitumen, single-ply (EPDM, TPO, PVC), and metal systems
  • Contributes to LEED® credits
  • Made in the USA


Thickness R-Value Sheets / Pallet Sq Ft / Pallet
1" R-5.7 48 1536 sq ft
1.5" R-8.6 32 1024 sq ft
2" R-11.4 24 768 sq ft
2.5" R-14.4 19 608 sq ft
3" R-17.4 16 512 sq ft
3.5" R-20.5 13 416 sq ft
4" R-23.6 12 384 sq ft

Certifications & Compliance:

  • Meets ASTM C1289 standards (Type II, Class 1)
  • UL Classified, FM Approved, and Miami-Dade NOA Compliant
  • Zero ozone-depleting potential
  • Recyclable and environmentally responsible
Size: 1 in x 4ft x 8ft (1536 Sq Ft/Plt)

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