Before & After

Air Sealing & Insulation in Williamstown, NJ

Before you insulate your home, it is important to air seal the leaks prior to blowing in the insulation. This Williamstown, NJ homeowner had can lights wired through their attic. Can lights are one of the biggest culprits when locating air leaks in the attic. Conditioned air in the summer, or warmed air in the winter, can leave the room below the attic through these openings near the lights. Not only is the homeowner losing conditioned air, but they are also losing money on their energy bill. 

We sealed these spaces in the attic prior to insulating for the most effective results. The customer has been extremely pleased with the insulation so far! Hopefully, once winter comes, they will notice a huge difference in their energy bill compared to last year! 

"All of the work was done in a timely manner. Also, we..."
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- By LIMN Architects, Franklinville, NJ
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- By Neil M., New Hope, PA
"Job well done Coastal, once again! Thank you. Every..."
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- By Custom Specified Builders, Manchester, NJ

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