Better Insulation Will Prevent Water Stains Around Bath Fans

Condensation may be the problem

Required Tools for this Project

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

  • Dust mask
  • Flashlight

You'll also need gloves

Required Materials for this Project

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

  • Duct insulation