Optional Materials: Replacement Rollers, Replacement Hardware, Pet Resistant Screen, Window Screen Frame Kit. The Repair. If you did not remove the spline previously, use a screwdriver or knife to ...

Repairing a screen is one of the simpler DIY home repair projects and usually takes less than 10 minutes, even if you don’t know a spline roller from a screwdriver.

Besides the new screen and spline, you’ll also need a spline tool, which resembles a double-ended pizza cutter. It has two disc-shaped rollers, one on each end of a short handle.