Roof Insulations
Johns Manville Roofing
Vented Nailboard™ Closed Cell Polyisocyanurate Foam Roof insulation Board Core Bonded to 7/16 in. Oriented Strand Board (OSB) on One Side and a Universal Fiber Glass Reinforced Facer on the Other -- Profile Sizes in 4.25 in. Thicknesses -- R-17.85
ebuild Ref. No. VENTED NAILBOARD_4.25 IN._
Retail Price Information
FalseList Price Notice
Where prices are shown, they are based on the best information available to ebuild and generally refer to manufacturer's suggested retail prices. They should be used for reference only. In some instances, the list price refers to the lowest-cost version of an item that may be available in a variety of colors, finishes, sizes -- or upgraded features. Check with local distributors for actual prices.
Features and Benefits
- High thermal efficiency
- Strong nailable base
- Nailboard incorporates APA Rated Exposure 1 OSB
- Every Nailboard incorporates a seamless sheet of OSB, which eliminates potential splitting of the panel during roof loading or handling
Product Specifications
| Manufacturer Model No. | |
|---|---|
| Applications |
|
| Thickness | 4 1/4 in. |
| Water Absorption (by Volume) | 1 % |
| Compression Resistance | 20 psi @ 10 % |
| R-value | 17.85 |
