ACFoam-III 1-1/2" Polyiso Roof Insulation Board

Closed-cell polyisocyanurate roof insulation with fiber-reinforced organic felt facers for durable thermal performance. The Grade-III board delivers 25 psi compressive strength and long-term thermal resistance in a 1-1/2 in thick, 4x8 format.

Key Features:

• Durable Polyiso Core: Closed-cell foam for strong thermal resistance (LTTR)
• Reinforced Facers: Non-asphaltic, fiber-reinforced organic felt facers improve stability
• Grade-III Strength: 25 psi compressive strength supports rooftop applications
• Standard Panel Size: 1-1/2 in thickness, 4 ft x 8 ft board for efficient coverage
• Broad Approvals: Meets ASTM C1289 and multiple UL/FM, Miami-Dade, and Florida product approvals

Specifications Table:

Frequently Asked Questions (FAQ):

Q: What is the board size and thickness?
A: Each panel is 4 ft x 8 ft and 1-1/2 in thick.

Q: What is the compressive strength?
A: Grade-III provides 25 psi compressive strength.

Q: What type of facers does it use?
A: Non-asphaltic, fiber-reinforced organic felt facers integrally bonded to the polyiso core.

Q: What standards and approvals does it meet?
A: ASTM C1289, CAN/ULC-S704, UL 1256/790/263/1897, FM 4450/4470, Miami-Dade and Florida approvals, among others.

Q: Where is this insulation typically used?
A: As roof insulation in commercial or residential low-slope roofing systems requiring high thermal performance and strength.

Sleek Strength for Elevated Roofscapes

This streamlined board brings a quiet confidence to the envelope, marrying crisp geometry with robust performance. The fiber-reinforced facer lends a tailored finish while the polyiso core delivers enduring warmth. Layer it to sculpt clean, modern rooflines and maintain a refined silhouette. A discerning essential for luxurious, high-performing architecture.

Choose ACFoam-III to upgrade your roof’s efficiency and strength with proven, approved performance.

Warranty