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Insulation R Values: nbs fibrous glass
1365 to 1423
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 | 1365 | 8/29/1962 | 24.22 | 0.4888 | 7.95 | Lot 1959, ½ in. | Board | 0.2231 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 75.11 | 0.646472 | 0.11385 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1368 | 9/6/1962 | 24.09 | 0.9698 | 7.633 | Lot 1961 | Board | 0.2241 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 74.98 | 0.643587 | 0.113342 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1407 | 10/31/1962 | 23.31 | 0.9518 | 9.236 | Lot 1961 | Board | 0.2529 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 130.43 | 0.570296 | 0.100435 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1408 | 11/1/1962 | 24.87 | 0.9523 | 9.231 | Lot 1961 | Board | 0.2322 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 75.57 | 0.621137 | 0.109388 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1409 | 11/2/1962 | 23.37 | 0.9518 | 9.236 | Lot 1961 | Board | 0.2131 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 29.51 | 0.676809 | 0.119193 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1411 | 11/8/1962 | 22.1 | 0.9466 | 9.45 | Lot 1961 | Board | 0.2317 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 73.06 | 0.622477 | 0.109625 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1412 | 1/28/1963 | 23.22 | 0.9534 | 7.64 | Lot 1961 | Board | 0.2463 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 130.59 | 0.585578 | 0.103126 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1413 | 1/29/1963 | 24.19 | 0.9521 | 7.65 | Lot 1961 | Board | 0.2239 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 76.23 | 0.644162 | 0.113444 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1414 | 1/30/1963 | 24.25 | 0.9522 | 7.65 | Lot 1961 | Board | 0.2058 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 30.21 | 0.700816 | 0.123421 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
| nbs fibrous glass | 1423 | 2/21/1963 | 24.07 | 0.9475 | 8.08 | Lot 1961 | Board | 0.2234 | Owens Corning Fiberglas Corp. | NBS Fibrous Glass | 74.95 | 0.645604 | 0.113697 | NIST SRD 81 API | ASTM C 177 | SRM® 1450 Series |
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