Roof trusses are designed to move slightly as their wood members expand and contract with attic temperature and moisture fluctuations.
Sagging attic ceiling.
Unsightly ceiling joist sags are a common occurrence in old ceilings.
Sagging ceiling drywall always indicates a problem that needs correction and it adds a touch of shoddiness that no room needs.
Sagging in a ceiling may be caused by undersized drywall.
When the roof truss pulls upward it may lift the ceiling.
Pull down attic stairs have coil springs at each side of the unit.
They often occur because of warps from weather and temperature.
We called several roof companies and they give us different answers.
One company think it s roof vent related and suggest us to change all the vents.
It happens at multiple place in our living room vaulted ceiling and our kitchen has an attic.
Our ceiling tapes are sagging which started two weeks ago.
By the diy experts of the family handyman magazine solutions for sagging drywall.
It s essentially an insulated cover that sits on top of the attic stair area.
We have open kitchen to the living room.
As a result you get lots of air leakage not to mention a noticeably uneven ceiling plane.
One solution is to ignore the sagging factor and install what known as an attic stair insulator.
Once you ve installed primed and painted the new ceiling it should be maintenance free for many years.
The springs connect to power arms at the upper end of the stairs and keep the door closed and even with the ceiling.
Or add furring strips and a second layer of 5 8 in.
You can correct a sagging ceiling by overlaying a two piece strongback on the joists.
Sagging ceiling could be an indication of framing issues some of which could be related to the roof.
If it is sagging because it got wet it probably means that a water.
Undersized joists in the attic floor had bowed and then the keys in the plaster ceiling pulled away from the joists.
Sometimes they come about when different materials are used between the frame and the joists.
Should the bottom cord of one or more trusses be sagging or damaged it may be reflected in a sagging ceiling or if the roof is over loaded to heavy then the downward pressure may cause the sagging.
As those springs stretch ceilings also settle.
A general contractor sistered new joists to the existing ones.
The job requires two people to lift the panels unless you use a lift.
If it ever begins to sag here s how to fix it.
You either have to replace 1 2 in.