Product Overview
Johns Manville R-5.7 (20 PSI) Fiberglass Face Polyiso Roof Decking Insulation
Johns Manville presents a top-tier insulation solution designed to boost energy efficiency and structural integrity in various roofing systems. This 1-inch thick board, known as the ValuTherm™, combines a closed-cell polyisocyanurate foam core with fiberglass reinforced facers. It is perfectly suited for metal, nailable, and non-nailable roof decks and is compatible with built-up, modified bitumen, and single-ply membrane systems. Offering excellent thermal insulation value, this product is a go-to for superior thermal performance and efficiency in roofing projects.
Key Features
- Eco-Friendly Technology: Employs a pentane hydrocarbon blowing agent to enhance thermal performance while adhering to environmental regulations.
- Universal Application: Compatible with various roofing systems, including BUR, modified bitumen, and single-ply membrane systems.
- Regulatory Adherence: Conforms to the standards of the EPA, CEPA, Montreal Protocol, and Clean Air Act Amendments of 1990.
- Robust Construction: Features resistance to moisture, temperature fluctuations, and rot, ensuring durability and longevity.
- Certified Quality: Meets FM™ Standards 4450/4470 and UL™ Standards 790, 263, and 1256, along with CAN/ULC S704, Type 2 & 3, Class 3.
Please check the Product Data Sheet Here
Specifications
| Specification | Details |
|---|---|
| Product Type | Polyisocyanurate Insulation |
| Overall Width | 4 feet |
| Insulation Material | Polyisocyanurate |
| Overall Length | 8 feet |
| R-Value | 5.7 |
| Thickness | 1 inch |
| Coverage Area | 32 square feet |
| Minimum Compressive Strength | 20 PSI |
| Special Features | Moisture, Temperature, Rot Resistant, Various Standards Compliances |
| Recommended Environment | Interior & Exterior |
| Listing Agency Standards | Energy Star Qualified |
| Shipping Weight | 6.9375 lbs |
Frequently Asked Questions (FAQ)
-
What is the primary composition of this insulation?
- The main material is polyisocyanurate foam, renowned for its outstanding thermal insulation capabilities.
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Is this insulation suitable for all types of roofing systems?
- Yes, its universal facer ensures compatibility with built-up, modified bitumen, and single-ply membrane roofing systems.
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How environmentally friendly is this product?
- This insulation uses a pentane hydrocarbon blowing agent that complies with stringent environmental standards set by the EPA and CEPA.
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What are the dimensions of the insulation board?
- The board measures 4 feet in width and 8 feet in length, with a 1-inch thickness.
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Does this product comply with safety and performance standards?
- Absolutely, it is compliant with FM™ Standards 4450/4470, UL™ Standards 790, 263, and 1256, and CAN/ULC S704, Type 2 & 3, Class 3.
