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R-967 — Fiberboard
- Material Id
- Fiberboard
- Record Id
- 967
- Date
- 12/28/1954
- Delta T (F)
- 33.74
- Delta X (in)
- 1.5208
- Density (lb/ft3)
- 13.77
- Description
- Roof Insulation, 1½ in.
- Form
- Board
- K W Mk (W/mK)
- 0.3311
- Manufacturer
- Bird & Sons
- Material
- Fiberboard
- Mean Temp (F)
- 74.44
- R Value per Inch (ft2hF/BTU/in)
- 0.435602
- Rsi per Inch (m2K/W/in)
- 0.076714
- Standard
- Nist Srd 81 API
- Test Method
- ASTM C 177
Source: NIST SRD 81 API