SKU: 1234764812

GAF EnergyGuard Grade-II (20 psi) Polyiso Roof Insulation, 2.7 in Thick, 4 ft x 8 ft Panels

Sale price$32.14 Regular price$35.71
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Description

GAF EnergyGuard Grade-II (20 psi) Polyiso Roof Insulation, 2.7 in Thick, 4 ft x 8 ft PanelsEnergyGuard Grade II Polyiso Roof Insulation (2. 7" x 4' x 8') Rigid polyisocyanurate roof insulation with glass fiberreinforced cellulosic felt facers for durable thermal performance. Grade II formulation delivers 20 psi compressive strength in 2. 7 inch thick 4x8 panels, ideal for commercial roofing assemblies. Key Features: High Compressive Strength: Grade II formulation provides 20 psi for robust rooftop durability Efficient Thermal Core:

EnergyGuard Grade-II Polyiso Roof Insulation (2.7" x 4' x 8')

Rigid polyisocyanurate roof insulation with glass fiber–reinforced cellulosic felt facers for durable thermal performance. Grade-II formulation delivers 20 psi compressive strength in 2.7-inch thick 4x8 panels, ideal for commercial roofing assemblies.


Key Features:

  • High Compressive Strength: Grade-II formulation provides 20 psi for robust rooftop durability
  • Efficient Thermal Core: Polyisocyanurate foam core helps improve energy efficiency in roofing systems
  • Reinforced Facers: Glass fiber–reinforced cellulosic felt facers enhance dimensional stability and handling
  • Commercial Approvals: Meets ASTM standards; FM Approved, UL Classified, Florida and Miami-Dade approvals, PIMA Quality Mark
  • Bundle Coverage: 17 pieces per bundle covering approximately 544 sq. ft.

Specifications Table:

Specification Details
Brand GAF
Product Name EnergyGuard Grade-II (20 psi) Polyiso Roof Insulation
Panel Dimensions 4 ft x 8 ft
Thickness 2.7 in
Compressive Strength 20 psi (Grade-II)
Core Material Polyisocyanurate foam
Facers Glass fiber–reinforced cellulosic felt
Pieces per Bundle 17
Bundle Coverage 544 sq. ft. per bundle
Item Weight 17.152 lb (per piece)
Unit of Measure SQ | PC
Style Polyiso
Applicable Standards and Approvals ASTM C1289 Type II (Class 1); ASTM D1621; ASTM D2126; ASTM C209; ASTM E96; ASTM E84; FM Approved; UL Classified; Florida Building Code Approved; Miami-Dade County Approved; PIMA Quality Mark
Manufacturer Number 20 2.7
Product Number GAF27ISO

Frequently Asked Questions (FAQ):

Q: What are the panel dimensions and thickness?
A: Each panel is 4 ft x 8 ft and 2.7 inches thick.


Q: How many pieces come in a bundle and what area do they cover?
A: A bundle includes 17 panels, covering about 544 square feet.


Q: What is the compressive strength rating?
A: Grade-II panels are rated at 20 psi compressive strength.


Q: What standards and approvals does it meet?
A: ASTM C1289 Type II (Class 1), ASTM D1621, D2126, C209, E96, E84; FM Approved; UL Classified; Florida Building Code and Miami-Dade County Approved; PIMA Quality Mark.


Q: What are the facers made of?
A: Glass fiber–reinforced cellulosic felt facers bonded to the polyiso core.


Sleek, Structural Warmth for Elevated Roofscapes

EnergyGuard’s refined, sand-toned surface brings a tailored sensibility to the layers of a roof assembly. The reinforced facers read crisp and confident, supporting a silhouette that feels both modern and enduring. Pair it with clean metal edges and a monochrome membrane for a polished, architectural statement. It’s a foundational piece that whispers luxury through performance and precision.


Choose EnergyGuard Grade-II to reinforce your roof with 20 psi strength and efficient insulation—order today to streamline your next install.

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: 1234764812

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Cheyenne Harmon
New York, US
★★★★★ 5
Taste good
These are great
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Reviewed in the United States on March 28, 2026
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Brynlee123
Omaha, US
★★★★★ 5
Good.
These work really well. Price is great. My kids have not complained about the taste or any issues with chewing them. No sleep issues or grogginess upon waking.
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Reviewed in the United States on May 7, 2025
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Justine
Alexandria, US
★★★★★ 5
Great product. Works well and tastes good too!
I purchased this melatonin for my five year old. Not only is she a terrible sleeper she’s extremely particular about how things taste. This product works wonderfully, and tastes great too! It works quickly to help my child fall asleep, within 10 minutes, and now they are able to sleep through the night without any issues. I highly recommend this product for parents looking for a natural way to help their child sleep better.
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Hana Santander
Louisville, US
★★★★★ 1
Not good
My son didn’t like the taste
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Reviewed in the United States on March 11, 2026
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Jodi Weber
Belleville, US
★★★★★ 2
Wouldn’t buy again
We got these to help our 6-year-old fall asleep. We were looking for something that was yummy and worked for sleep; these didn’t do either. My son didn’t like the taste and when he did finally take it, he didn’t fall asleep.  We never took it again. 
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Reviewed in the United States on July 11, 2025

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