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Fire Suppression Maintenance

Insurance companies require that fire suppression systems are regularly maintained, meaning they must have a maintenance contract in place from an approved company.

Our Service Team

Our nationwide team of engineers have a high level of customer liaison skills, which means you will receive exceptional customer service. Their skills and expertise are backed up by our in-house team of service coordinators, corrective works coordinators and field line managers, all managed by our service manager to ensure you receive the high quality standard of work you expect.

What Your Maintenance Plan Includes

24 hour Call-Out Facility. Our professional maintenance team are just a phone call away, 24 hours a day, 365 days a year.

4 hour response to all call-outs. We can be on-site for any call-out within 4 hours of receiving notification. However, 98% of call-out sites are reached within 2 hours, and a large percentage are dealt with over the phone at no additional cost.

Minor adjustments during inspection.

12 month warranty for additionally fitted equipment.

Free review of your fire and security requirements.

What Does a Maintenance Visit Include?

General Checks

  • Fire Suppression MaintenanceCheck if staff have experienced any problems with the fire suppression system
  • Advise system user of any equipment that will be switched off during the tests
  • Check the protected area hasn't altered, e.g. extra partitioning
  • Check door and manual release notices are fitted

Electrical Checks

Automatic Fire Detection

  • Check that all status lamps indicate correctly
  • Operate a detection zone, check fire alarm sounds and gas release solenoid does not operate
  • Operate a second zone and check gas release solenoid does not operate
  • Switch system to automatic mode with two detection zones still in alarm
  • Check pre-discharge alarm sounds and air conditioning shutdown
  • Check gas release solenoid operates after pre-set time delay
  • Operate gas released pressure switch and check that red gas released status lamps are lit
  • Reset pressure switch and system
  • Check manual release points, check that evacuation alarm sound and gas release solenoid operates
  • Detach solenoid lead and check that system fault is generated

Systems With Electrical Manual Release Only

  • Operate each manual release unit in turn
  • Check fire alarm and evacuation alarm sounds, check air conditioning shutdown
  • Check gas release solenoid operates
  • Check that red gas released status lamps are lit

Hold Switches

  • Operate hold switch and ensure release sequence is interrupted
  • Release hold button and check preset time delay restarts from zero.

Mechanical Checks


  • Check that the pipework has not been altered
  • Check pipework supports
  • Check that nozzles are unobstructed and are correctly aligned
  • Check pipework is properly identified


  • Liquefied Gases for Halocarbon and CO2 systems – liquid level check the container for correct fill. If a container shows loss in quantity of more than 5% or a loss in pressure (adjusted for temperature) of more than 10% it shall be refilled or replaced
  • Inert Gas System. Check pressure gauge. If loss of pressure is more than 5% it shall be refilled or replaced
  • Check container brackets are secure
  • Note any container requiring Hydrostatic test
  • Check containers are fitted with instruction plates.

Room Integrity Test

If there is any doubt as to the integrity of the protected area and it cannot be determined visually then a room integrity test should be carried out.

A service call report sheet will be completed during your maintenance visit, which will record any deficiencies to the system and recommend work required to maintain a fully operational, compliant fire alarm system.

Contact Us

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