GAF STRUCTODEK High Density Fiberboard Roof Insulation Cover Board, Primed Red Coating (1 Side) - 1/2 in x 4 ft x 8 ftSTRUCTODEK HD Fiberboard Roof Cover Board, Red Primed 1 Side High density STRUCTODEK fiberboard cover board engineered for superior membrane adhesion on commercial roofs. The factory Primed Red Coating on one side promotes a strong bond while helping optimize adhesive coverage for cost effective installation. Key Features: Strong Adhesion: Primed Red Coating on one side enhances membrane bond and adhesive coverage efficiency Durable Construction: High

STRUCTODEK HD Fiberboard Roof Cover Board, Red-Primed 1-Side

High-density STRUCTODEK fiberboard cover board engineered for superior membrane adhesion on commercial roofs. The factory Primed Red Coating on one side promotes a strong bond while helping optimize adhesive coverage for cost-effective installation.

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Key Features:

• Strong Adhesion: Primed Red Coating on one side enhances membrane bond and adhesive coverage efficiency
• Durable Construction: High-density fiberboard delivers impact resistance and stable roof system performance
• Ready for Roofing Systems: Compatible with current membranes and adhesives for reliable installation
• Convenient Dimensions: 1/2 in thick, 4 ft x 8 ft panels streamline handling and coverage
• Industry Approvals: Meets ASTM C208 Type II, CAN/ULC-S706, UL 790, FM 4450/4470, Miami-Dade, and more

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Specifications Table:

Specification	Details
Product Name	STRUCTODEK High Density Fiberboard Roof Insulation Cover Board with Primed Red Coating - 1 Side Coated
Brand	GAF
Type	High Density Fiberboard roof insulation cover board
Coating	Primed Red Coating on one side
Dimensions	4' x 8'
Thickness	1/2"
Weight	28 lb (approx.)
Approvals/Standards	ASTM C208 Type II Grade 1 and Grade 2; CAN/ULC-S706-09 Type II Classes 1 and 2; UL Classified, Std UL 790; CAN/ULC-S107; FM Approved Class 1 (FM 4450/4470); Canadian Evaluation CCMC #13186-L; FBC FL #13792; LEED; Miami-Dade County Approved
SKU / Material Number	452140
Manufacturer Product Number	GAF05FBC8C1
Unit of Measure	SQ | PC
Style	Roofing Insulation

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Frequently Asked Questions (FAQ):

Q: Which side of the board is coated?
A: One side features the Primed Red Coating; install with that side facing the membrane per system requirements.

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Q: What are the panel dimensions?
A: Each panel is 4 ft x 8 ft and 1/2 in thick.

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Q: Is it approved for major roofing standards?
A: Yes—meets ASTM C208 Type II, CAN/ULC-S706, UL 790, FM 4450/4470, Miami-Dade, LEED-related contributions, and others listed.

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Q: What adhesives or membranes can be used?
A: It is designed for compatibility with current commercial roofing membranes and compatible adhesives as specified by the roof system manufacturer.

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Q: What is the weight per piece?
A: Approximate item weight is 28 lb per panel.

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A Refined, Workhorse Layer for Sleek, Resilient Roofscapes

STRUCTODEK’s rich red primed surface brings a quiet confidence to the craft of roofing—polished, purposeful, and beautifully engineered. The high-density fiber matrix offers a crisp, clean plane that lets membranes lie flawlessly. I love the subtle sophistication of the red-primed face; it hints at performance while elevating the assembly. Pair it with a dark single-ply membrane for a streamlined, modern silhouette—an essential foundation for luxurious, lasting architecture.

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Build a stronger, cleaner roof system—add STRUCTODEK Primed Red cover boards to your project today.