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R-118 — Cotton

Material Id
Cotton
Record Id
118
Date
11/16/1938
Delta X (in)
1.01
Density (lb/ft3)
2.46
Form
Blanket
K W Mk (W/mK)
0.239
Material
Cotton
Mean Temp (F)
97.2
R Value per Inch (ft2hF/BTU/in)
0.603464
Rsi per Inch (m2K/W/in)
0.106276
Standard
Nist Srd 81 API

Source: NIST SRD 81 API

cotton — record id 118 · rsi per inch 0.106276 m2K/W/in · r value per inch 0.603464 ft2hF/BTU/in · k w mk 0.239 W/mK · mean temp 97.2 F | Insulation R Values | Engineering Database