I think Mainline is a cracking system. It is so simple and versatile, I can't believe no-one had thought of it earlier.

Andy Chappell, Integrating Technologies Limited in Cheshire

I was asked to install 15 sockets for a customer which normally takes me a day and a half. However they decided on Mainline, which took half the time meaning I could squeeze in another job in the afternoon!

Greg Leach, Electrician, GTL Electrical Ltd