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Denham-Deltabell150

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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