Windows & doors · 6 minute read
Composite or UPVC front doors?
How the two compare on security, insulation, appearance and long-term upkeep.
What the two actually are
A UPVC door is a plastic frame and panel built around a reinforced core. A composite door has a solid timber or foam core wrapped in a moulded glass-reinforced plastic skin, which is why it feels heavier and sounds more solid when it closes.
Security and strength
Composite doors are thicker and considerably more rigid, which is why they have become the popular choice for front doors. Both can take good multi-point locking, so the lock specification matters as much as the door - ask what cylinder is being fitted, not just what the door is made of.
Insulation and noise
Both perform far better than an old timber door. Composite generally has the edge on both heat and sound because of the solid core, which is noticeable on a door opening straight into a hallway or onto a busy road.
Appearance and upkeep
UPVC is usually the cheaper option and comes in fewer convincing finishes. Composite holds colour and woodgrain effects much better and does not need painting - a wipe down is genuinely all the maintenance it needs. For a back door or a utility entrance UPVC is often the sensible call; for the door people see from the street, composite usually earns the difference.