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Insulation R Values: fiberboard wood
149 to 178
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 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 | trade name |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| fiberboard wood | 149 | 8/3/1939 | 0.533 | — | Wood fiber, felted, specimens (G1,G2), ½ in. | Board | 0.353 | Fir-Tex Insulating Board Co. | Fiberboard, Wood | 94.3 | 0.408578 | 0.071955 | NIST SRD 81 API | Fir-Tex |
| fiberboard wood | 150 | 8/4/1939 | 0.533 | — | Wood fiber, felted, specimens (G1,G2), ½ in. | Board | 0.353 | Fir-Tex Insulating Board Co. | Fiberboard, Wood | 94.3 | 0.408578 | 0.071955 | NIST SRD 81 API | Fir-Tex |
| fiberboard wood | 151 | 8/8/1939 | 0.526 | — | Sulphite (wood) pulp, specimens (D1, D2), ½ in. | Board | 0.381 | Insulite Co. | Fiberboard, Wood | 95.5 | 0.378551 | 0.066667 | NIST SRD 81 API | Insulite® |
| fiberboard wood | 152 | 8/9/1939 | 0.526 | — | Sulphite (wood) pulp, specimens (D1, D2), ½ in. | Board | 0.383 | Insulite Co. | Fiberboard, Wood | 95.7 | 0.376574 | 0.066319 | NIST SRD 81 API | Insulite® |
| fiberboard wood | 153 | 8/16/1939 | 0.519 | — | Wood fiber, felted, specimens (G1,G2), ½ in. | Board | 0.341 | Fir-Tex Insulating Board Co. | Fiberboard, Wood | 95.6 | 0.422956 | 0.074487 | NIST SRD 81 API | Fir-Tex |
| fiberboard wood | 165 | 5/7/1940 | 0.5 | 19.6 | Wood fiber, felted, one hard surface, ½ in. | Board | 0.372 | Masonite Corp. | Fiberboard, Wood | 91.8 | 0.387709 | 0.06828 | NIST SRD 81 API | Masonite® |
| fiberboard wood | 173 | 5/20/1940 | 0.492 | 16.6 | Wood fiber, felted under pressure | Board | 0.346 | Wood Conversion Co. | Fiberboard, Wood | 93.4 | 0.416844 | 0.07341 | NIST SRD 81 API | Nu-Wood® |
| fiberboard wood | 175 | 5/24/1940 | 0.51 | 16.3 | Wood fiber, felted, ½ in. | Board | 0.357 | U.S. Gypsum Co. | Fiberboard, Wood | 88.8 | 0.404 | 0.071148 | NIST SRD 81 API | Weatherwood |
| fiberboard wood | 176 | 5/27/1940 | 0.517 | 20.3 | Wood fiber, felted, one hard surface, ½ in. | Board | 0.376 | Masonite Corp. | Fiberboard, Wood | 89.1 | 0.383585 | 0.067553 | NIST SRD 81 API | Masonite® |
| fiberboard wood | 178 | 5/29/1940 | 0.533 | 18.8 | Wood fiber, felted, ½ in. | Board | 0.379 | National Gypsum Co. | Fiberboard, Wood | 89.5 | 0.380549 | 0.067018 | NIST SRD 81 API | Gold Bond® |
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