Insulation and Sealing

Drafty, leaky homes are uncomfortable. But they're also incredibily wasteful. In fact, most homeowners can cut their utility bills by $500 to $1,000 per year by sealing leaky windows and doors and improving their insulation.

Read the guides below to learn more about how insulation and air sealing can make your home more comfortable and save you a lot of money.

Insulation and air sealing articles

We've spent hundreds of hours doing research on things like attic insulation, basement insulation, crawlspace insulation, and air sealing. Here's what we've learned.