ComfortBoard IS
The ComfortBoard™ IS product is a rigid mineral wool insulation sheathing board that is non-combustible, water repellent, fire resistant and sound absorbent. ComfortBoard IS is an exterior non-structural insulation sheathing that provides a continuous layer of insulation around the residential building envelope.
Applications:
This product is specifically engineered as exterior non-structural insulation sheathing for high performance residential wall systems.
Properties:
- Easily cut
- Non-combustible
- Excellent sound absorbency
- Vapor Permeable
- Does not rot, or sustain vermin
- Does not promote growth of fungi or mildew
- Low moisture sorption
- Chemically inert; non-corrosive
- Water resistant
- CFC - and - HCFC free, product and process
- Made from natural & recycled materials
- Earns LEED® points
Technical Data
| Compliance and Performance: | ||
| ASTM C 612 | Mineral Fiber Block and Board Thermal Insulation | Type IVA, Complies |
| CAN /ULC - S702 | Mineral Fibre Thermal Insulation for Buildings | Type 1, Complies |
| Fire Performance: | ||
| CAN/ULC S114 | Test for Non-Combustibility | Non-Combustible |
| ASTM E 84 (UL 723) | Surface Burning Characteristics | Flame Spread = 5 Smoke Developed = 5 |
| CAN/ULC S102 | Surface Burning Characteristics | Flames Spread = 5 Smoke Developed = 10 |
| Moisture Resistance: | ||
| ASTM C 1104 | Moisture Sorption | 0.3% |
| Water Vapor Permeance: | ||
| ASTM E96 | Water Vapor Transmission, Desiccant Method | 1768 ng/ Pa.s.m2 |
| Fungi Resistance: | ||
| ASTM C1338 | Determination of Fungi Resistance | Passed |
| Thermal Resistance: | ||
| Corrosive Resistance:ASTM C 518 (C 177) | R-value/inch @ 75°F | 4.0 hr.ft2.F/Btu |
| RSI value/25.4 mm @ 24°C | 0.72 m2K/W | |
| Corrosive Resistance: | ||
| ASTM C 665 | Corrosiveness to Steel | Pass |
| ASTM C 795 **** | Stainless Steel Stress Corrosion Specification as per Test Methods C871 and C692: U.S. Nuclear Regulatory Commission, Reg. Guide #1.36: U.S. Military Specifications MIL-I-24244 (all versions including B and C) | Conforms |
| Compressive Strength: | ||
| At 10%: | At 25%: | |
| 743 psf (35.6 kPa) | 1269 psf (60.8 kPa) | |
| Dimensions: | ||
| 24” (width) x 48” (length) [610 mm (width) x 1219 mm (length)] | ||
| 36” (width) x 48” (length) [914 mm (width) x 1219 mm (length)] | ||
| 48" (widrh) x 96" (length) [1219 mm (width) x 2438 (length)] | ||
| Thickness: | ||
| Product thickness is available in 1.25” 1.5" 2" 3" | ||
For complete technical data, please consult our Technical Library.
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