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Insulation R Values: glass fiber board
735 to 810
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 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| glass fiber board | 735 | 4/19/1950 | 24.63 | 1.0235 | 9.237 | AE board, asphalt coating (one face), 1 in. | 0.2489 | Owens Corning Fiberglas Corp. | Glass Fiber Board | 72.02 | 0.579461 | 0.102049 | NIST SRD 81 API | ASTM C 177 |
| glass fiber board | 736 | 4/20/1950 | 24.33 | 1.019 | 6.269 | AE board, asphalt coating (one face), 1 in. | 0.2372 | Owens Corning Fiberglas Corp. | Glass Fiber Board | 71.77 | 0.608043 | 0.107083 | NIST SRD 81 API | ASTM C 177 |
| glass fiber board | 740 | 5/15/1950 | 20.63 | 0.9968 | 4.254 | Specimens placed in wood frames, (B1, B2) | 0.268 | — | Glass Fiber Board | 115.33 | 0.538164 | 0.094776 | NIST SRD 81 API | ASTM C 177 |
| glass fiber board | 743 | 5/18/1950 | 23.01 | 0.995 | 4.254 | Specimens placed in wood frames, (B1, B2) | 0.2391 | — | Glass Fiber Board | 69.83 | 0.603212 | 0.106232 | NIST SRD 81 API | ASTM C 177 |
| glass fiber board | 749 | 5/31/1950 | 24.5 | 0.9953 | 4.254 | Specimens placed in wood frames, (B1, B2) | 0.2223 | — | Glass Fiber Board | 39.56 | 0.648798 | 0.11426 | NIST SRD 81 API | ASTM C 177 |
| glass fiber board | 802 | 6/19/1951 | 24.3 | 1.0021 | 5.149 | B-VII fiber material | 0.2161 | Owens Corning Fiberglas Corp. | Glass Fiber Board | 71.29 | 0.667413 | 0.117538 | NIST SRD 81 API | ASTM C 177 |
| glass fiber board | 803 | 6/21/1951 | 25.31 | 1.0055 | 5.131 | B-VII fiber material | 0.2053 | Owens Corning Fiberglas Corp. | Glass Fiber Board | 41.53 | 0.702523 | 0.123721 | NIST SRD 81 API | ASTM C 177 |
| glass fiber board | 804 | 6/22/1951 | 21.9 | 1.0055 | 5.131 | B-VII fiber material | 0.2423 | Owens Corning Fiberglas Corp. | Glass Fiber Board | 129.34 | 0.595245 | 0.104829 | NIST SRD 81 API | ASTM C 177 |
| glass fiber board | 808 | 10/3/1951 | 22.79 | 1.0499 | 13.32 | Roof insulation, asphalt coating (one face), 1 in. | 0.2653 | — | Glass Fiber Board | 73.5 | 0.543641 | 0.095741 | NIST SRD 81 API | ASTM C 177 |
| glass fiber board | 810 | 11/15/1951 | 22.12 | 1.0057 | 5.6 | B-X material, hot surfaces black, cold surfaces reflective | 0.2188 | Owens Corning Fiberglas Corp. | Glass Fiber Board | 72.79 | 0.659177 | 0.116088 | NIST SRD 81 API | ASTM C 177 |
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