If your gaps are even larger you may wish to consider using expanding foam.
Gap between window frame and screen.
For large exterior gaps mainly ones wider than one centimetre you may be better off using mortar.
In the window section there is also a product called mortite i think that s it.
Answered 3 years ago by lcd.
When you re looking to fill in the gaps around your window frames you will probably find that there are several different options available.
On all but quite small windows you can do this without kinking the frame.
A permanent solution can be realized with wooden molding and silicone glue.
A typical window screen sometimes pulls loose from the binding around the perimeter and you can t stuff it back in again.
Its a long gray skinny putty kind of fill in.
But if done incorrectly it can lend a sloppy amateurish look.
The unused portion has a four to five year shelf life.
Caulking windows to give them a finished look inside and out and seal out leaks and drafts is a fairly common diy task.
You break off as much as you want and put into the gap.
Peel off as many of the 1 8 inch strips as you need to fill a gap and press them in place they leave no residue but aren t reusable.
As a house settles it can throw even a perfectly aligned door out of square causing a.
How to fix a gap between the screen door sill.
Seal that gap using an additional thinner frame on both sides sandwiching the screen between two pieces of wood.
1 measure the length on the side of the screen that has the gap.
It seals the gap while sandwiching the errant screen between two pieces of trim.
Have used it many times.
Mortite weatherstrip and caulking cord about 6 for a 90 foot roll.