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  • Illinois Valley Insulation
    Illinois Valley Insulation
    815.875.1901
    24622 2100 North Ave, 61356-9591  Princeton

    Before the oil embargo of 1974, when oil and other forms of energy were relatively inexpensive, energy efficiency was not a major concern. But the days of cheap energy are gone Many homes are not properly insulated. Under-insulated attics, crawl spaces, basements, garages and sidewalls are common c…