Both systems offer significant advantages over fiberglass batting: ability to air seal; ability to fill cracks and conform to odd shaped cavities; and ability to hold their shape over time and under adverse conditions.
But only closed-cell foam has the thermal insulation value (R-value) to bring your home up to Energy Star® standards with only one-half the thickness required for fiber insulations. In addition, closed-cell foam products increases the strength of you wall system (it's approximately doubled) and increase the water resistance of your home's exterior. Open cell insulation is less expensive and provides supplier sound deadening characteristics.
Click the link for more information below to see the many advantages of both open cell and closed cell spray foam and find out which one is best for you.
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