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R-249 — Mineral Wool
- Material Id
- Mineral Wool
- Record Id
- 249
- Date
- 5/23/1941
- Delta X (in)
- 1
- Density (lb/ft3)
- 7.7
- Form
- Blanket
- K W Mk (W/mK)
- 0.261
- Manufacturer
- Baldwin Hill Co.
- Material
- Mineral Wool
- Mean Temp (F)
- 89.6
- R Value per Inch (ft2hF/BTU/in)
- 0.552597
- Rsi per Inch (m2K/W/in)
- 0.097318
- Standard
- Nist Srd 81 API
Source: NIST SRD 81 API