There was a little drilling to insert cables but any dust was cleaned up. The camera is not obtrusive and offers an excellent picture. Getting put in tens of 1,000's of satellite dish systems, television aerials IRS & SMATV units as independent installers,we guarantee that our higher-quality installations are https://bookmarkangaroo.com/story20013096/detailed-notes-on-cctv-installation-in-wakefield