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Upgrade your existing Alarm system

Do you have an old alarm system? Not been checked for years? Does it ring when the power goes off?

Denham Security Systems Ltd Yes – then it is probably time to think about upgrading your current system. You can utilise all of your existing cabling for a hassle free upgrade to the latest hi-tech Alarm System.

  • New Control panel and Keypad
  • New backup battery
  • New Bell boxes front and rear for the ultimate deterrent!
  • From as little as £299

New PIR sensors or Pet sensors and Door contact upgrades also available

Prices exclusive of VAT

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