UK fire door authority guide

Fire Door Installation Guide 2026

Plain-English guidance for responsible persons, property managers, landlords, contractors, installers and buyers who need to understand fire door installation, inspection, remediation and documentation in the UK.

  • Plain-English guidance
  • Sources listed
  • Technical review flagged

What do you need help with?

Choose the task that best matches your situation.

Buyers and suppliers

Fire door decisions work best when buyers know what to ask for and suppliers know what evidence to provide.

Fire Door Evidence Pathway — Answer a few questions to find the right checklists and guides for your role and goal.

Choose your situation

Start with the guide most relevant to your role.

Leaseholder or resident

Understand flat entrance doors, alterations and communal fire doors.

Core guides

Start with these pillar guides for installation, regulations, standards and common questions.

Ratings and specification

Understand common fire-resistance terms and specification questions.

Not sure where to start?

Start with the guides hub or read the FAQs for quick answers.