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R-191 — Fiberboard Wood

Material Id
Fiberboard Wood
Record Id
191
Date
7/5/1940
Delta X (in)
0.76
Density (lb/ft3)
16.1
Description
Wood fiber, felted, Specimen E, 1 in.
Form
Board
K W Mk (W/mK)
0.36
Manufacturer
U.S. Gypsum Co.
Material
Fiberboard, Wood
Mean Temp (F)
94.3
R Value per Inch (ft2hF/BTU/in)
0.400633
Rsi per Inch (m2K/W/in)
0.070556
Standard
Nist Srd 81 API
Trade Name
Weatherwood

Source: NIST SRD 81 API

fiberboard_wood — record id 191 · date 7/5/1940 · rsi per inch 0.0705556 m2K/W/in · r value per inch 0.400633 ft2hF/BTU/in · k w mk 0.36 W/mK | Insulation R Values | Engineering Database