Page 2 - Combined_16_OCR
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Insulation Thermal Conductivities, Typical
MATERIAL DENSITY, PCF K T,OF
POLYFOAM to 2.0 0.12 to 0.15 50
Fiberglass 1.35 0.26 82
Celotex 17.6 0.37 51
Felt, Wool 20.6 0.36 86
Polystyrene foam 2.0 0.26 to 0.28 75
Saw Dust 12.0 0.36 70
/Asbestos 29.0 1.08 32
Rock Wool 9.4 0.28 86
r .p E?"3 p: 'f™A Zp; p Sp3 pR p, q Epj
s' L ' U-- &’& *'<P> XSa^ Ll \J U ki U \j Li
No Vapor Barrier
INCREMENT, IN. % WATER VOLUME GAINED PER SQ. FT.
ityrene foam POLYFOAM NOTE:
y2 7.33 16.00 44 mm Hg moisture vapor
1.0 10.70 16.90 driving force.
13.51 17.40
10.51 10.40
C M
1.13 5.30
C M
1.87 5.15
cC
3V2 0.25 2.52
4.0 1.14 1.80
