Q:

How thick is R-19 insulation?

A:

Quick Answer

The thickness of R-19 insulation is 6.25 inches. R-value measures how effectively a specific kind of insulation blocks the transfer of heat. The two main types of insulation are batt and rolled fiberglass insulation.

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Full Answer

Adding insulation to a home can lower heating and cooling costs, benefit the environment and make the home more comfortable to live in by better maintaining the temperature. In addition, adding insulation can improve a home's resale value. The appropriate amount of insulation depends on the type of climate in the home's location. In a cold climate, the United States Department of Energy recommends a minimum of R-49 insulation for attics, while it advises using an R-38 in warmer climates.

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