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R-183 — Fiberboard
- Material Id
- Fiberboard
- Record Id
- 183
- Date
- 6/12/1940
- Delta X (in)
- 0.75
- Density (lb/ft3)
- 19.7
- Description
- Fiber(?) Sheathing board, asphalt, Aluminum Paint
- Form
- Board
- K W Mk (W/mK)
- 0.403
- Material
- Fiberboard
- Mean Temp (F)
- 91.4
- R Value per Inch (ft2hF/BTU/in)
- 0.357886
- Rsi per Inch (m2K/W/in)
- 0.063027
- Standard
- Nist Srd 81 API
Source: NIST SRD 81 API