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Insulation R Values: nbs fibrous glass
2108 to 2123
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| nbs fibrous glass | 2108 | 6/9/1980 | 24.01 | 1.0153 | 9.162 | Lot (?), specimen A | Board | 0.2306 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 74.88 | 0.625446 | 0.110147 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 2109 | 6/12/1980 | 21.42 | 1.0151 | 9.164 | Lot (?), specimen A | Board | 0.2 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 3.76 | 0.721139 | 0.127 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 2115 | 9/1980 | 17.43 | 0.7415 | 7.982 | Lot 1971, specimens (1,2), 3/4 in. | Board | 0.2391 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 102.42 | 0.603212 | 0.106232 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 2116 | 9/1980 | 16.53 | 0.7411 | 7.987 | Lot 1971, specimens (1,2), 3/4 in. | Board | 0.2277 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 76.31 | 0.633412 | 0.11155 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 2118 | 11/17/1980 | 24.51 | 0.9661 | 8.428 | Lot 1961, internal check standard (A,B), 1 in. | Board | 0.2241 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 75.3 | 0.643587 | 0.113342 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 2119 | 11/18/1980 | 24.21 | 0.9929 | 8.038 | Lot 1980-I, specimens (A25,A26) | Board | 0.2393 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 74.94 | 0.602707 | 0.106143 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 2120 | 12/19/1980 | 24.08 | 0.994 | 8.03 | Lot 1980-I, specimens (A25,A26) | Board | 0.2328 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 74.82 | 0.619536 | 0.109107 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 2121 | 12/22/1980 | 23.59 | 0.994 | 8.03 | Lot 1980-I, specimens (A25,A26) | Board | 0.2437 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 74.24 | 0.591826 | 0.104227 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 2122 | 1/8/1981 | 24.07 | 0.9966 | 8.027 | Lot 1980-I, specimens (A22,A23) | Board | 0.2388 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 74.66 | 0.603969 | 0.106365 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 2123 | 1/21/1981 | 22.52 | 0.9948 | 8.042 | Lot 1980-I, specimens (A22,A23) | Board | 0.2642 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 125.06 | 0.545904 | 0.096139 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
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