Common UPVC Door Problems (And How They're Fixed) UPVC doors are popular across the UK for good reason: they're durable, low-maintenance, and energy efficient. But like any mechanical system, the multi-point locking mechanisms inside them can wear out or misalign over time. Here's what to look out for.
The Door Won't Lock Properly
One of the most common complaints is a door that won't lock unless it's lifted or pushed in a certain direction....