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R-22 — Fiberboard Vegetable

Name: Insulation R Values — fiberboard_vegetable: record id 22 · rsi per inch 0.0751479 m2K/W/in · r value per inch 0.42671 ft2hF/BTU/in · date 9/19/1933 · k w mk 0.338 W/mK
Creator: Engineering Database

Material Id: Fiberboard Vegetable
Record Id: 22
Date: 9/19/1933
Delta X (in): 1.181
Density (lb/ft3): 13.9
Description: Flax fiber, Forming a Semi-Rigid Board
Form: Board
K W Mk (W/mK): 0.338
Material: Fiberboard, Vegetable
Mean Temp (F): 86.7
R Value per Inch (ft2hF/BTU/in): 0.42671
Rsi per Inch (m2K/W/in): 0.075148
Standard: Nist Srd 81 API
Trade Name: Flaxlinum

Source: NIST SRD 81 API

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fiberboard_vegetable — record id 22 · rsi per inch 0.0751479 m2K/W/in · r value per inch 0.42671 ft2hF/BTU/in · date 9/19/1933 · k w mk 0.338 W/mK | Insulation R Values | Engineering Database