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R-354 — Feathers

Name: Insulation R Values — feathers: record id 354 · description 50 % chicken, 50 % turkey, placed in balloon-cloth, compressed, ¼ in. · rsi per inch 0.115297 m2K/W/in · r value per inch 0.654689 ft2hF/BTU/in · k w mk 0.2203 W/mK
Creator: Engineering Database

Material Id: Feathers
Record Id: 354
Date: 12/15/1943
Delta T (F): 10.94
Delta X (in): 0.2804
Density (lb/ft3): 4.36
Description: 50 % chicken, 50 % turkey, Placed in Balloon-cloth, compressed, ¼ in.
Form: Loose
K W Mk (W/mK): 0.2203
Material: Feathers
Mean Temp (F): 67.6
R Value per Inch (ft2hF/BTU/in): 0.654689
Rsi per Inch (m2K/W/in): 0.115297
Standard: Nist Srd 81 API

Source: NIST SRD 81 API

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feathers — record id 354 · description 50 % chicken, 50 % turkey, placed in balloon-cloth, compressed, ¼ in. · rsi per inch 0.115297 m2K/W/in · r value per inch 0.654689 ft2hF/BTU/in · k w mk 0.2203 W/mK | Insulation R Values | Engineering Database