Check the springs or struts of your ladder and make sure they are working correctly.
Door on attic stair is warped.
From inside the attic check for obstructions when the door is closed check shims installation cords to make sure nothing is interfering with the door shutting properly.
Changing out the entire attic stair unit can be potentially very difficult to do for homeowners.
By pulling down on a string the trap door opens revealing a fold up ladder held in place by springs and hardware.
Brought down to the floor accessing the attic crawl space is simply a matter of climbing the ladder.
If nothing else you need to insulate around your door to prevent cool air from getting in.
It s essentially an insulated cover that sits on top of the attic stair area.
The convenience of attic stairs.
Common problems with pull down stairs.
Plus if you have your air on cool air is getting up there and making the prefect storm causing your door to warp.