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R-1473 — Glass Fiber Board

Name: Insulation R Values — glass_fiber_board: record id 1473 · date 11/21/1963 · rsi per inch 0.093211 m2K/W/in · r value per inch 0.529277 ft2hF/BTU/in · k w mk 0.2725 W/mK
Creator: Engineering Database

Material Id: Glass Fiber Board
Record Id: 1473
Date: 11/21/1963
Delta T (F): 24.28
Delta X (in): 1.4518
Density (lb/ft3): 14.88
Description: Roof insulation, Asphalt Coating (one face), 1.4 in.
K W Mk (W/mK): 0.2725
Material: Glass Fiber Board
Mean Temp (F): 75.03
R Value per Inch (ft2hF/BTU/in): 0.529277
Rsi per Inch (m2K/W/in): 0.093211
Standard: Nist Srd 81 API
Test Method: ASTM C 177

Source: NIST SRD 81 API

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