On 1 January 2008 the existing British Standards for asphalt paving (BS 4987-1 and BS 594-1) were withdrawn and replaced by a new European Standard in several parts.

Michele Lucarelli, NBS Technical Author, following work done on sections C20 and M60 with respect to lead in paint, provides some background to the issue.

As underfloor heating grows in popularity, more and more people are finding that installing finishes over this form of heating is not quite the problem they thought it would be.

We have recently had a couple of queries about materials blacklists, which we had thought were a thing of the past. Clearly this is not the case, so John Gelder revisits the issue.

The colour coding of low voltage fixed wiring cable cores changed on 31 March 2004 . These changes affect not only electrical contractors, but also specifiers, builders, do-it-yourself
enthusiasts and anyone who carries out work on electrical cables.