HVAC/ACR International Mechanical Code
The new 2021 International Mechanical Code (IMC) has been published and is available to adopt. There are 33 significant changes to eight chapters […]
April 20th, 1999, two young men walked into Columbine High School and forever changed the world. Then came April 16th, 2007 (Virginia Tech), Decem[…]
The World Wildlife Fund (WWF) reports some 1.1 billion people worldwide lack access to water, and a total of 2.7 billion people find water-scarce a[…]
There is no safe level of lead in drinking water, but a zero goal, though laudable, is at present an unattainable goal. The policing of lead in drinki[…]
Electrical contractors come in a wide variety of sizes. Top electrical contractors employ thousands of people and gross hundreds of millions of doll[…]
Article 250 is arguably the most important article in NEC 70, and much of its content is devoted to the proper sizing and installation of equipm[…]
