insulating material :
- n a material that reduces or prevents the transmission of heat or sound or electricity
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- HOME FIX: What insulation is needed for this area?
Insulation is measured by the R-value of the product. The higher the R factor, for instance R-19 verses R-30, the better the insulation is at preventing thermal loss or gain. The R-value depends on the type of insulating material used and its thickness.
July 16, 2013 - Evansville Courier & Press