Article posted: 3/2/2013 5:21 AM

Duct-sealing system earns top endorsements

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An employee of Aeroseal Solutions covers a return air vent in preparation for the sealing process.

Photos Courtesy of Aeroseal Solutions

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Once a home's duct system is sealed and pressurized, a water-based vinyl sealant is pumped in to fill small gaps in the ductwork.

Aeroseal Solutions system is endorsed by the U.S. Department of Energy.

About this Article

It seems like every house has one — a room that is barely used because it doesn’t warm up in the winter or it doesn’t cool down in the summer. However, chances are this forgotten room can be reclaimed, thanks to a process that seals gaps in a home’s ductwork, said Joseph St. Pierre, sales director of Aeroseal Solutions in Crystal Lake.