DuPont™ ArmorBoard™ Plus Fire-Rated (FR) Structural Sheathing Returns
Precision Cut Returns for DuPont™ ArmorWall™ System
DuPont™ ArmorBoard™ Plus Fire-Rated (FR) Structural Sheathing Returns
Precision Cut Returns for DuPont™ ArmorWall™ System
<br><b>DuPont™ ArmorBoard™ Plus Fire-Rated (FR) Structural Sheathing Returns</b> are a 1/2” Magnesium Oxide (MgO) board utilized in punched opening applications, or where field returns vary from standard provided sizes. <b>ArmorBoard™ Plus FR Structural Sheathing Returns</b> offer a rapid plane transition to the structural surface while providing fire, air, and water-resistant barrier surfacing.<br><br><b>ArmorBoard™ Plus FR Structural Sheathing Returns</b> come coated with a factory-applied, high quality air and water-resistive barrier on the exterior sheathing layer.
Features & Benefits
Specifications
Standard Sizes
| Width | Length |
|---|---|
| 8 in. | 96 in. |
Testing
<b>DuPont™ ArmorBoard™ Plus Fire-Rated (FR) Structural Sheathing Returns,</b> when used with an approved DuPont™ ArmorWall™ System, meets various ASTM Testing Standards. Applicable standards include:
| TEST METHOD | TEST TITLE | PROPERTY | RESULTS |
|---|---|---|---|
| FIRE | |||
| ASTM E84 | Standard Test Method for Surface Burning Characteristics of Building Materials | Flame Spread/Smoke Developed Index | 0 / 0 |
| NFPA 285 | Standard Fire Test Method for Evaluation of Fire Propagation Characteristics of Exterior Wall Assemblies Containing Combustible Components | Complies when designed and installed per ICC-ES ESL1442 or other approved evaluations | PASS |
| STRUCTURAL | |||
| ASTM D1037 | Standard Test Methods for Evaluating Properties of Wood-Base Fiber and Particle | Fastener Lateral Capacity (lbf) | 245 |
| ASTM D3500 | Standard Test Methods for Structural Panels in Tension | Tensile Strength (psi) | 425 |
| ADHESION | |||
| ASTM D2559 | Standard Specification for Adhesives for Bonded Structural Wood Products for Use Under Exterior Exposure Conditions | Water Resistance (Section 10a) | PASS |
| WATER | |||
| ASTM E96 | Standard Test Methods for Gravimetric Determination of Water Vapor Transmission Rate of Materials | Method B - Vapor Permeable | 8 perms |
| GENERAL | |||
| ASTM D3501 | Standard Test Methods for Wood-Based Structural Panels in Compression | Compressive Strength (psi) (ASTM D3501-05a) | 1440 |
| ASTM D1761 | Standard Test Methods for Mechanical Fasteners in Wood and Wood-Based Materials | Fastener Pull Through (lbf) | 300 |
| ASTM C1185 | Standard Test Methods for Sampling and Testing Non-Asbestos Fiber-Cement Flat Sheet, Roofing and Siding Shingles, and Clapboards | Flexural Strength (psi) | 1800 |
| ASTM D7032 | Standard Specification for Establishing Performance Ratings for Wood-Plastic Composite and Plastic Lumber Deck Boards, Stair Treads, Guards, and Handrails, Section 4.6 Ultraviolet (UV) Resistance Test | Section 4.5.1 Temperature Effects | PASS |