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R-808 — Glass Fiber Board
- Material Id
- Glass Fiber Board
- Record Id
- 808
- Date
- 10/3/1951
- Delta T (F)
- 22.79
- Delta X (in)
- 1.0499
- Density (lb/ft3)
- 13.32
- Description
- Roof insulation, Asphalt Coating (one face), 1 in.
- K W Mk (W/mK)
- 0.2653
- Material
- Glass Fiber Board
- Mean Temp (F)
- 73.5
- R Value per Inch (ft2hF/BTU/in)
- 0.543641
- Rsi per Inch (m2K/W/in)
- 0.095741
- Standard
- Nist Srd 81 API
- Test Method
- ASTM C 177
Source: NIST SRD 81 API