Why Is My uPVC Door Draughty? Causes and Fixes Explained

Discover common reasons why your uPVC door is draughty and learn effective solutions to stop drafts and improve home insulation.

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Draughty uPVC doors are usually caused by worn-out seals or improper alignment. Inspect the weather stripping and replace if damaged. Adjust the door’s alignment by tightening the hinges. Check the locking mechanism to ensure it pulls the door tightly when closed. Applying a draught excluder can provide an additional barrier against draughts.

FAQs & Answers

  1. What causes a uPVC door to become draughty? A uPVC door becomes draughty mainly due to worn-out seals, improper door alignment, or issues with the locking mechanism that prevent the door from sealing tightly.
  2. How can I fix a draughty uPVC door myself? You can fix it by inspecting and replacing damaged weather stripping, tightening or adjusting door hinges to improve alignment, and ensuring the locking mechanism pulls the door tightly closed. Adding a draught excluder also helps.
  3. When should I replace the seals on my uPVC door? Replace the seals when they appear cracked, brittle, compressed, or no longer provide a tight seal, causing noticeable drafts or energy loss.
  4. Can a draughty uPVC door affect my home’s energy bills? Yes, draughty doors allow cold air in and warm air out, making your heating system work harder and increasing energy bills.