ONTARIO, Calif. — The International Association of Plumbing and Mechanical Officials (IAPMO®) has released the hardcopy and digital versions of its 2015 edition of the Uniform Mechanical Code (UMC®).

Chapter 3 of the Code is titled “Wiring Methods and Materials.” The first article in Chapter 3 is Art. 300, “Wiring Methods.” This article covers the general wiring methods for all wiring ...

Four NEC Articles form the basis for correctly applying Chapter 3 wiring methods. You can’t use just Art. 344 and hope your rigid metal conduit (RMC) installation ...

INSULATION OPTIONS: For contractors who either do foam insulation work or outsource it when the need arises, the IMC code has become a little more flexible. It now recognizes polyurethane for use in ...