Polyisocyanurate Insulation
Polyisocyanurate Insulation
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Physical Properties
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Recommended Thicknesses
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ISO-C1 Recommended Thickness: Cold Storage Applications

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Cold Storage Recommended Thickness

TYPE OF SPACE

OPERATING TEMP. °F

THICKNESS REQUIRED (inches)

Coolers 54 to 48 1.2
47 to 41 1.7
40 to 34 1.7
33 to 27 2.2
Freezers (Holding) 26 to 20 2.7
19 to 13 2.7
12 to 6 3.2
5 to -1 3.7
-2 to -13 3.7
Sharp Freezers -14 to -25 4.1
-26 to -37 5.1
-38 to -49 6.1
-50 to -61 7.1