Range from the cheapest £24 per hour and £181 per day (Greenburn Electrical Ltd based in BT28) to the dearest £26 per hour and £197 per day (ATG Electrical based in BT28).
Comparing hourly and daily rates of Fire & Security Specialist's gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Click 'Get quotes' and describe your job and we will send it to your local fire & security specialists for FREE.
We need Fire & Security Specialists like you to help local homeowners with their jobs.
See table for all Fire & Security Specialist rates in Derry
| Job details | Estimate |
| Cost to install a smoke alarm | £369 |
| Cost to install outside security lights | £368 |
| Cost to fit a smart doorbell | £366 |
| Cost to install CCTV cameras | £423 |
| Cost to fit a carbon monoxide detector | £369 |
| Cost to install a burglar alarm | £183 |