Murus CP-2100PUR
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THE MURUS CP-2100PUR INSULATING PANEL |
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| # | 2145 | 2155 | 2165 |
| Overall Thickness: | 4-5/8″ | 5-5/8″ | 6-5/8″ |
| Thickness Tolerance: | +/- 1/8″ | * | * |
| Width: | 48″ | * | * |
| Standard Lengths: (Feet) |
8′ | * | * |
| Length Tolerance: | +/- 1/4″ | * | * |
| Weight: | 3.05 lb/sf | 3.25 lb/sf | 3.45 lb/sf |
| System R-Value @ 75F: | 28 | 35 | 42 |
| Insulating Core | |||
| Type: | Polyurethane closed cell foam | ||
| Thickness: | 3-7/8″ | 4-7/8″ | 5-7/8″ |
| Density: | 2.2 lb/cu.ft. | * | * |
| R-value | 6.9 per inch thickness | * | * |
| Insulating Core Properties | |||
| K Factor: (aged foam) |
.145 | ASTM C-518 | |
| WVT/Perm Inches | 1.4 | ASTM E-96 | |
| Foam Fire Rating: | Class 1 | **UL723 | |
| Flame Spread: | 20 | **UL723 | |
| Smoke Developed | 250-400 | **UL723 | |
| *Specification or value is the same as CP-2145/PUR panel. **UL723 is not necessarily a representation of performance in an actual fire. Class 1 is the highest rating available for combustible materials. |
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| Outside Skins | |||
| Side 1: | Oriented Strand Board (OSB) | ||
| Grade: | Exposure-1 | ||
| Thickness: | 7/16″ | ||
| Side 2: | Fiber Board Insulating Sheathing | ||
| Type: | Low Density Wood Fiber Composite (Sound Board) | ||
| Thickness: | 1/2″ | ||
| Design Guidelines | |||
| CP-2100 is to be installed under bottom chords of trusses with truss spacing not greater than 2′ on center or installed over a continuous structural roof decking. | |||