Thanks for your response ^_^
That's exactly what I want to do, yeah.
Are chimney voids usually coated in anything on the inside or is there something similar I should be worried about?
Thanks again for your response :)
In the downstairs of my house there is a disused fireplace, under which the internet router is installed. The fireplace is located in the front room on the ground floor and has a television mounted above it, the cables for which already run through the chimney breast and down to below the...