Required Tools for this Project
Have the necessary tools for this DIY project lined up before you start—you’ll save time and frustration.
Small stiff brush, fine-grit emery cloth.
Required Materials for this Project
Avoid last-minute shopping trips by having all your materials ready ahead of time. Here's a list.
- Furnace filter
- 1/2-in. drain line, 2 ft.
- Drinking straw
- Lightweight machine oil
- Metal tape