The screen is held in place with metal spline.
Replace andersen window screen metal spline.
First roll in the wire on one side of the screen frame that will make an indent so you can place the spline in position.
Have a helper preferably your wife so there s somebody to yell at and blame hold the metal spline straight as you pound it into place with a hammer.
With the screening tool place the wheel towards the outside of the spline and start rolling it in that way if you slip the wheel of the tool will jump on the outside of the screen instead on top of your new screening.
Just make sure you start with the spline that goes all the way end to end.
Once all the splines are in place just cut off the excess with a utility knife.
Using slot or philips head screwdriver pry the spline from the from the grooves around the edge of the frame.
Hello i ve attached three photos of screens from my 1974 vintage anderson casement windows.
What size foam or plastic spline do you recommend if i am installing fiberglass replacement screen.