uPVC is known to expand in the heat; at 40°C it is possible for uPVC frames to expand by up to 2.4cm. This is a perfectly natural element of the material and absolutely nothing to be concerned about but it can cause temporary problems and difficulty with opening your windows and doors.
Do plastic doors swell in the summer?
uPVC is a sturdy material and known to withstand wind and rain, but it suffers from heat expansion like all plastics. When exposed to extreme heat, uPVC expands that is why, you may notice that during hot weather, your uPVC doors and windows become a little stiff and are not opening and closing properly.
Do uPVC doors warp in the sun?
Though made from plastic, uPVC windows and doors are not susceptible to warping and cracking when subjected to heat. The frames come reinforced using galvanised iron, which means that they’ll always retain their shape and size.
Why has my uPVC door warped?
Cheap uPVC doors can warp. If your door meets at the top and bottom of the frame but not in the middle, your door is most likely to be warped and needs replacing. If your door meets at the top but there is a gap at the bottom then it could just need an adjustment to the hinge to pull it back into shape.
Why do uPVC doors stick in hot weather?
Windows and doors sticking in warm weather
As with the majority of materials, uPVC expands and contracts slightly in more intense weather conditions. … uPVC is known to expand in the heat; at 40°C it is possible for uPVC frames to expand by up to 2.4cm.
How do I stop my door from swelling in the summer?
Varnish the doors, so it creates a protective seal and a tougher exterior and prevents the moisture from being absorbed as easily by the wood. For a quick fix, use a hair dryer to blast some heat around the area which is sticking and evaporate the moisture to allow you to close the door.
Why can’t I lock my patio door?
My Patio Door Won’t Lock – What Do I Do? After a winter or long period of being locked, patio doors can have problems when reopened. If the patio door won’t lock this could be due to some small movements or moving parts have been impacted by water ingress and oiling is required to free them up.
What type of door is best for direct sunlight?
Consider a fiberglass, insulated door. A fiberglass door is going to be long-lasting and resist sun damage, while wood may weather, and metal will get hot.
How do you take a uPVC door off the hinges?
Re: Removing upvc door
See the two screws you see when the door is open? Loosen them off and you can loosen the cover that gives access to adjustment etc. Once the cover is loose the door will lift off the hinges if you have enough clearance at the top reveal.