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Insulation R Values: fiberboard wood
857 to 956
Insulation R-values and thermal conductivity data from NIST SRD 81 — covers fiberglass, foam, cellulose, mineral wool, and other building insulation materials
| material id | record id | date | delta t (F) | delta x (in) | density (lb/ft3) | description | form | k w mk (W/mK) | manufacturer | material | mean temp (F) | r value per inch (ft2hF/BTU/in) | rsi per inch (m2K/W/in) | standard | test method | trade name |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| fiberboard wood | 857 | 11/14/1952 | 32.34 | 1.505 | 13.66 | Roof insulation | Board | 0.3341 | Minnesota and Ontario Paper Co., Insulite Division | Fiberboard, Wood | 79.97 | 0.431691 | 0.076025 | NIST SRD 81 API | ASTM C 177 | Graylite® |
| fiberboard wood | 867 | 12/3/1952 | 18.05 | 0.7476 | 19.55 | Insulite® (?) insulation board or roof insulation | Board | 0.377 | Insulite Co. | Fiberboard, Wood | 65.56 | 0.382567 | 0.067374 | NIST SRD 81 API | ASTM C 177 | — |
| fiberboard wood | 877 | 3/4/1953 | 32.37 | 1.5488 | 13.98 | — | Board | 0.3326 | Insulite Co. | Fiberboard, Wood | 72.04 | 0.433638 | 0.076368 | NIST SRD 81 API | ASTM C 177 | Insulite® |
| fiberboard wood | 878 | 3/5/1953 | 35.22 | 1.5384 | 13.73 | — | Board | 0.3373 | Insulite Co. | Fiberboard, Wood | 74.68 | 0.427595 | 0.075304 | NIST SRD 81 API | ASTM C 177 | Insulite® |
| fiberboard wood | 881 | 3/26/1953 | 35.2 | 1.5499 | 13.73 | — | Board | 0.337 | Insulite Co. | Fiberboard, Wood | 74.55 | 0.427976 | 0.075371 | NIST SRD 81 API | ASTM C 177 | Insulite® |
| fiberboard wood | 888 | 4/30/1953 | 34.46 | 1.4999 | 15.43 | Roof insulation, 1½ in. | Board | 0.3626 | Armstrong Cork Co. | Fiberboard, Wood | 73.8 | 0.39776 | 0.07005 | NIST SRD 81 API | ASTM C 177 | Temlok® |
| fiberboard wood | 9 | 11/15/1932 | — | 0.656 | 10.8 | Sulphite (wood) pulp | Board | 0.304 | Insulite Co. | Fiberboard, Wood | 73.2 | 0.474434 | 0.083553 | NIST SRD 81 API | — | Insulite® |
| fiberboard wood | 912 | 10/1/1953 | 24.73 | 0.7996 | 15.1 | Roof board | Board | 0.364 | Armstrong Cork Co. | Fiberboard, Wood | 71.18 | 0.39623 | 0.06978 | NIST SRD 81 API | ASTM C 177 | Temlok® |
| fiberboard wood | 918 | 12/14/1953 | 32.71 | 1.6065 | 14.8 | Roof insulation | Board | 0.3674 | Armstrong Cork Co. | Fiberboard, Wood | 71.32 | 0.392564 | 0.069134 | NIST SRD 81 API | ASTM C 177 | Temlok® |
| fiberboard wood | 956 | 8/25/1954 | 33.94 | 1.2785 | 14.86 | Roof insulation | Board | 0.366 | Armstrong Cork Co. | Fiberboard, Wood | 73.24 | 0.394065 | 0.069399 | NIST SRD 81 API | ASTM C 177 | Temlok® |
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