The seal itself may be the problem not sitting flush with the floor.
Garage door is not flush with frame.
A common term for this is your door is out of plane.
There are a few fixes to this problem most of which are completed by trial and error.
I removed the sleds and the garage door opener arm so that i could see if those were inhibiting its closing all the way.
There is about a 1 1 2 gap.
Repair of a double wide garage door where the floor is uneven due to a crack in the concrete and settling.
First you need to see what has caused this to happen.
You can easily replace the seal yourself.
Garage door strut reinforcement.
This is accomplished by leveling the door then.
Garage door opener malfunction or door has shifted.
Then carefully replace the metal track using longer screws where necessary.
Https amzn to 2yolagt universal rubber garage door bottom.
The top however is not flush against the frame.
Garage door sensors may not be aligned correctly 3.
With these removed it will close another 1 2 or so but there is still a gap.
Slide in the rubber seal and the retaining screws or crimp the track at each end to keep it in place.
The door closes flush to the bottom of the floor.
Garage floor may have cracked or shifted 2.
It could also be down to wear and tear that s quite normal with garage doors.
Garage door seal may be damaged 4.
This is done by checking that the wall the door is going into is in a flat plane.
The reasons your garage door has a gap in it could be.
Pick up a new seal and follow the instructions to ensure that it closes the gap correctly.
The family handyman suggests covering the strike plate with masking tape and smearing lipstick on the latch.
Check where the latch on the door hits the strike plate on the frame.
Your door jambs hinge and latch side need to be in the same plane for it to close properly against the door stop.
Chances are if you laid a 6 straight edge across the opening at the bottom and the top you would see the.