This tool allows window cleaners to quickly and easily replace screens into their frames.
1) Insert the rubber spline into the Screen mouse and push the spline until it exits below the extended wheel.
2) With the frame on a hard surface, position the spline into the screen track using the extended wheel.
3) Using even pressure, pull the Screen mouse toward you. Trim excess and your repair is complete. Spline will secure your screen in the track.