The venerable Roxtec firestopping system, which has been used by architects and engineers desiring long-term protection and flexibility of cable penetrations, was recently put...
The circuits described in the National Electrical Code can be divided into four broad groups: electric light, power, signaling, and control and communications.
A few thoughts as I watch the season’s first snowstorm up here in New England and wonder if I should pack my long johns for the annual BICSI Conference in Orlando, FL this January...