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R-1068 — Glass Fiber Board
- Material Id
- Glass Fiber Board
- Record Id
- 1068
- Date
- 5/29/1957
- Delta T (F)
- 34.14
- Delta X (in)
- 1.5077
- Density (lb/ft3)
- 13.81
- Description
- Roof insulation, Asphalt Coating (one face)
- K W Mk (W/mK)
- 0.2735
- Material
- Glass Fiber Board
- Mean Temp (F)
- 76.23
- R Value per Inch (ft2hF/BTU/in)
- 0.527341
- Rsi per Inch (m2K/W/in)
- 0.09287
- Standard
- Nist Srd 81 API
- Test Method
- ASTM C 177
Source: NIST SRD 81 API