Smoke Vent (AOV) Maintenance & Servicing

SMOKE VENT (AOV) MAINTENANCE, SERVICING AND TESTING

Smoke Vent (AOV) Maintenance

Smoke vents, also known as Automatic Opening Vents (AOVs), play a vital role in protecting building occupants during a fire by automatically releasing smoke and heat. This keeps escape routes clear and helps firefighters safely access affected areas.

Over time, AOV systems can become faulty due to dust, debris, electrical issues or lack of servicing. Regular maintenance ensures these life-saving systems operate correctly when activated.

In line with BS EN 12101 and fire safety best practices, a qualified technician should inspect AOV systems at least once a year.

Servicing includes:

  • Testing control panels, detectors and override switches
  • Checking actuator function and opening mechanisms
  • Inspecting smoke vents for obstruction or damage
  • Verifying power supplies and system response times
  • Cleaning and recalibrating components if necessary

Fire Alarm Testing

The Importance of Regular AOV Servicing

A faulty AOV system can lead to dangerous smoke build-up, blocked escape routes, and increased fire spread. Regular servicing keeps your system compliant, reliable, and ready to operate when needed most.

Our Smoke Vent (AOV) Maintenance service includes:

  • Full functional testing and inspection

  • Prompt identification of faults or wear

  • Compliance with BS EN 12101 and manufacturer guidelines

  • Servicing for natural and mechanical smoke vent systems

  • Professional reporting and certification for your records

We support AOV servicing across apartment blocks, schools, care homes, commercial sites and more.

Fire Alarm Maintenance

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