The # symbol signifies that it does not look in later on editions with the LCC textbooks (see Notes underneath). The precise yr is proven while in the eBook Variation. On new builds, plasterers can plaster in excess of capping better than oval conduit, if fastened directly to the blockwork. https://damienkbrfs.sharebyblog.com/36453415/helping-the-others-realize-the-advantages-of-oval-conduit