Support & Maintenance

Your security system is only effective if it continues to work properly.  For this reason, we strongly recommend regular maintenance to it.  Indeed, this may be a requirement for your insurance or other purposes, and it is necessary to maintain the validity of your NSI certification.


Having a maintenance contract with us after your installation is complete, ensures that you will benefit from a range of priority services offered by our highly skilled staff, including 24/7 telephone support and access to an engineer, and reduced call out charges.

CTS Engineer Aspiration Alarm System


All maintenance is carried out by our highly skilled and experienced security systems engineers, whom we ensure are always up to date with the latest equipment and technology due to our ongoing commitment to staff training.

What are the benefits of a maintenance contract?

  • Preferential equipment charges and call out rates
  • Priority service
  • Access to an engineer 24/7
  • Maintain the validity of your NSI certificate
All the CTS engineers are very helpful & professional. CTS engineer working on commercial CCTV