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R-1068 — Glass Fiber Board

Material Id
Glass Fiber Board
Record Id
1068
Date
5/29/1957
Delta T (F)
34.14
Delta X (in)
1.5077
Density (lb/ft3)
13.81
Description
Roof insulation, Asphalt Coating (one face)
K W Mk (W/mK)
0.2735
Material
Glass Fiber Board
Mean Temp (F)
76.23
R Value per Inch (ft2hF/BTU/in)
0.527341
Rsi per Inch (m2K/W/in)
0.09287
Standard
Nist Srd 81 API
Test Method
ASTM C 177

Source: NIST SRD 81 API

glass_fiber_board — record id 1068 · date 5/29/1957 · rsi per inch 0.0928702 m2K/W/in · r value per inch 0.527341 ft2hF/BTU/in · k w mk 0.2735 W/mK | Insulation R Values | Engineering Database