Glossary · General construction

Insulation

Definition

Material that resists heat flow, rated by R-value, installed in walls, ceilings, and floors. Opened walls are the opportunity to upgrade insulation while it is accessible.

Source: U.S. DOE — Insulation

Where this comes up on this site

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  • Hard Costs

    The tangible construction costs — labor, materials, equipment — as opposed to soft costs like design fees, permits, and financing. Hard c…

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