You might need to prop the door up and tighten its connection to the door frame.
Patio door won t lock in hot weather.
What should i do when my upvc door won t lock.
In cold weather do the same with a warm damp cloth.
This is usually due to the weather especially in hot cold months.
Hot weather can cause your upvc door to not lock due to the upvc expanding in warm weather which causes the door to become stiff so it will become difficult to shut or open 7.
Cooling down the door with cold water and a cloth would get the door back to normal.
To unfreeze a lock in your door try heating the key from a cigarette lighter or a candle.
The best thing anyone can do is to leave it as it is and call in a locksmith upvc specialist asap.
Heat caused by a patio heater hot weather or direct sunlight could cause your patio door to expand.
It it doesn t check to be sure the door is properly aligned.
This can still occur with plastic doors however the effects would likely be less severe than a wooden door.
The colder temperatures usually mean there s a lot of rain and this can cause wood to expand with moisture and contract as it dries out.
The door has expanded due to heat.
Open the patio door very slightly and turn the lock.
Let your door dry for about ten minutes and repeat if necessary.
This upvc door shrinkage and expansion can make it difficult for you to lock your doors.
The main locks could then also be applied.
Check the side of the door to ensure nothing is trapped or blocking the door s locks.
Upvc door shrinkage and expansion the change in temperatures hot weather and warm air can cause your upvc doors to shrink contract and expand.
Wood expands more so than plastic therefore the lock inside it can become stiff or the key may not fit in properly because of the expansion.
If you re wearing thick gloves this might be a bit of a hassle.
If it s the lock that s the problem.
My parents had this problem in a council property to such an extent that the only way to close it on warm afternoons was to push the door fully closed applying pressure to the door frame seals whilst flipping up the handle to apply the lock rollers.
Locks aren t usually the problem with wooden doors as we see a lot of warped frames doors.
Hot weather or heat expands most materials.
If it comes out watch to see whether it connects with the lock catch in the door frame.