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R-233 — Fiberboard Wood

Material Id
Fiberboard Wood
Record Id
233
Date
2/14/1941
Delta X (in)
0.518
Density (lb/ft3)
15.5
Description
Wood fiber, felted, Weatherwood (?), 1 in.
Form
Board
K W Mk (W/mK)
0.352
Manufacturer
U.S. Gypsum Co.
Material
Fiberboard, Wood
Mean Temp (F)
77.7
R Value per Inch (ft2hF/BTU/in)
0.409738
Rsi per Inch (m2K/W/in)
0.072159
Standard
Nist Srd 81 API

Source: NIST SRD 81 API

fiberboard_wood — record id 233 · date 2/14/1941 · rsi per inch 0.0721591 m2K/W/in · r value per inch 0.409738 ft2hF/BTU/in · k w mk 0.352 W/mK | Insulation R Values | Engineering Database