Replacing roof Post date Home › Forums › Materials, Trades › Roofing › Replacing roof This topic has 0 replies, 1 voice, and was last updated 5 years, 3 months ago by atuter. Viewing 1 post (of 1 total) Author Posts August 30, 2018 at 1:53 pm #154 atuterKeymaster When replacing roof, you need to make sure that the existing roof has been removed and also the underlying slab is cleaned very thoroughly. On some projects you may even encounter asbestos as it involves surrounding trades. Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In → Earthwork