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Insulation R Values: glass pellet
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) | description | form | k w mk (W/mK) | material | mean temp (F) | r value per inch (ft2hF/BTU/in) | rsi per inch (m2K/W/in) | standard |
|---|---|---|---|---|---|---|---|---|---|---|---|
| glass pellet | 187 | 6/28/1940 | 1.02 | Hollow pellets, pillow shape ~½ in. x¼ in.x1/8 in. | Loose | 0.555 | Glass Pellet | 94.3 | 0.25987 | 0.045766 | NIST SRD 81 API |
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