> Who or what is the agency you're referring to? > > Best regards -- Jack Underwriter's Laboratories. They've proposed certification of neon shops (for field installations). There is also a push to listing of actual _glasswork_. I don't want to start a UL slug fest here. The spirit of my post was not anti-UL, rather that the trade is not unified, and decisions about standards, etc. are being made without us. -John