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  Multipurpose insulation for residential and commercial applications. Product is comprised of 2 layers of polyethylene bubble that are sandwiched between 1 layer of 99% pure aluminum foil and 1 layer of puncture resistant, chemically stable white polyethylene. Engineered for use in applications where one surface must be in direct contact with another surface.
   
 
 
Nominal thickness 5/16"  
Tensile strength 14.6 lbs  
Tear strength 5.7 lbs  
 
Width of roll (in.)
48
48
16
Length (ft.)
125
50
25
Diameter (in.)
25
16
10
Coverage (sq.ft.)
500
200
33
Weight (lbs)
27
11
2

 
Temperature -60°F minimum, 180°F maximum
   
 
 
Thermal performance  
Emissivity: 0.03  
Reflectivity: 97%  
R Values  
Heat flow down: 7.8
Heat Flow up 3.2
Heat flow horizontal 3.9
 
R Values determined in guarded hot box facility according to ASTM C236 standard.
 
Water Vapour Permeance
Method: ASTM E96/ ONCG 51.33
Result: 0.000
Compliance and Approvals
CAN/CGSB-51 33M89, ASTM C-1224
   
Refer to Material safety data sheet before use
 
What you should know about R Values
The chart shows the R-Value of this insulation. R means resistance to heat flow. The higher the R-Value, the greater the insulating power. Compare insulation R Values before you buy. There are other factors to consider. The amount of insulation you need depends mainly on the climate you live in.

Also, your fuel savings from insulation will depend upon the climate, the type and size of your house, the amount of insulation already in your house, and your fuel use patterns and family size. If you buy too much insulation, it will cost you more than what you'll save on fuel. To get the marked R-Value, it is essential that this insulation be installed properly.