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Map of Dover, IL

Insulation Materials in Dover, IL

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2. Illinois Valley Insulation

Illinois Valley Insulation

Princeton, IL 61356

OPEN NOW:7:00 am - 6:00 pm

"SO VERY GLAD I called these guys! I had never heard of "air sealing" a attic and when the came they explained everything and did such a good job and cleaned up EVERYTHING. I…"

YP
35 Years
in Business

5. Prairie State Insulation

Prairie State Insulation

1520 East US Route 6, Ottawa, IL 61350

OPEN NOW:7:00 am - 5:00 pm

From Business: Prairie State Insulation, in Ottawa, IL, is the area's premier insulation company serving Ottawa, Bloomington, Roseville and surrounding areas since 2006. We specialize in…

YP
18 Years
in Business

7. Thermal Products Company Inc

Thermal Products Company Inc

Serving the Dover Area

CLOSED NOW:8:30 am - 4:30 pm

From Business: Manufacturer, fabricator & distributor of high temperature insulation products rated to 3000F. FyreWrap for grease/air duct insulation, Ceramic Fiber Blanket, Paper, Board,…

YP
40 Years
in Business