Insulation R Values: glass_fiber_board
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) | material | mean temp (F) | r value per inch (ft2hF/BTU/in) | rsi per inch (m2K/W/in) | test method |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| glass_fiber_board | 1022 | 12/12/1955 | 23.12 | 0.9833 | 8.6 | PF-617 material, duct insulation | 0.2492 | Glass Fiber Board | 72.81 | 0.578764 | 0.101926 | ASTM C 177 |
| glass_fiber_board | 1026 | 2/3/1956 | 23.76 | 0.9853 | 8.6 | PF-617 material, duct insulation | 0.2407 | Glass Fiber Board | 55.85 | 0.599202 | 0.105526 | ASTM C 177 |
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