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R-1475 — Glass Fiber Board
- Material Id
- Glass Fiber Board
- Record Id
- 1475
- Date
- 11/27/1963
- Delta T (F)
- 24.48
- Delta X (in)
- 1.4802
- Density (lb/ft3)
- 16.23
- Description
- Roof insulation, Asphalt Coating (one face), 1.4 in.
- K W Mk (W/mK)
- 0.2783
- Material
- Glass Fiber Board
- Mean Temp (F)
- 75.23
- R Value per Inch (ft2hF/BTU/in)
- 0.518246
- Rsi per Inch (m2K/W/in)
- 0.091268
- Standard
- Nist Srd 81 API
- Test Method
- ASTM C 177
Source: NIST SRD 81 API