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Required Tools for this Project

Have the necessary tools for this DIY project lined up before you start—you’ll save time and frustration.

    • Caulk gun
    • Dust mask
    • Flashlight
    • Knee pads
    • Safety glasses
    • Utility knife

You'll also need disposable coveralls, a clamp-on light, work gloves and a cap.

Required Materials for this Project

Avoid last-minute shopping trips by having all your materials ready ahead of time. Here's a list.

    • Unfaced fiberglass insulation
    • 13-gallon plastic garbage bags
    • Reflective foil insulation
    • Acrylic latex caulk
    • High temperature silicone caulk
    • 14-in. wide aluminum flashing
    • Expanding spray foam insulation (use the type rated as fireblock)
    • Foam weatherstrip
    • CO2 detectors

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How to Seal Attic Air Leaks

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