Range from the cheapest CCTV installation cost £325 (Energy North Ltd based in N11) to the dearest CCTV installation cost £640 (MS M25 Electric based in N21).
Comparing electricians estimates for Install CCTV cameras 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 - Get rates and quotes for installing CCTV cameras in your home by posting your job to electricians in EN4.