The two door jambs must be installed plumb parallel and in the same plane.
Interior french door gap.
It s not uncommon for a gap or crack to exist where the two doors come together.
This is also done on single doors so you can get the 1 8 gap at closing between the door and frame.
French doors can be a weak point for letting moisture light sounds bugs cold air and dirt into your home.
Remove hinge from jamb one at a time top to bottom 2.
19 7 feet long weather stripping seal strip for doors windows self adhesive backing seals large gap from 5 16 inch to 11 20 inch soundproofing seal strip 4 3 out of 5 stars 401 9 97 9.
Because one or both of the french doors are moving many traditional weatherstripping solutions just don t apply.
Do this on both doors.
Re attatch the hinge with the cardboard trace to the jamb.
Place a piece of cardboard over the hinge strike plate and trace it out.
The interior french door jambs need to be parallel.
With two doors in an opening you need to back bevel each door about 5 degrees.
A 1 2 gap is much too large.
This is so the two meeting corners do not touch each other.
This adjustment works well if you have a gap between the french doors or the latch mechanism doesn t connect.
Since the actual doors in your new french doors are undoubtedly perfectly square this means that if the reveal or spacing in between the doors and the frame are equal then the overall door frame is square.