Monthly Archives: March 2020

  • Intruder PIR

What is a PIR and how does it work?

By |March 4th, 2020|

PIR stands for Passive Infrared Sensors or as it is more commonly known a motion sensor.  They work by detecting Infrared radiation that is emitted by body heat, so they don’t emit body heat like everyone thinks they do but it is often easier and less complicated to think of it that way and all […]

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Welcome to the team

By |March 4th, 2020|

T. J. Fire & Security are very pleased due to continual growth we have taken on three new members of staff so far this year.  Alex is within our fire extinguisher division, Anthony within the fire & security division and Shaun within Operations. We are really excited to welcome these three to the team and […]

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