As global infrastructure investment continues to accelerate across energy, chemical processing, construction, and manufacturing sectors, the demand for reliable piping system materials has become ...

Among a service tech’s many responsibilities is to pipe together refrigeration system components. When piping a system together, a technician must decide which pipe size to use — it’s not always as ...

Venting rules change with efficiency — and mixing them up can lead to moisture buildup, heat exchanger damage, and dangerous combustion issues.

When many older plants were built, steel and cast iron piping were common materials used underground. Although these materials have proven to have long, useful lives, improvements in plastics offer ...

Two of the most important elements in any construction or upgrade project are safety and speed of completion. While one way to increase safety is to eliminate hot work whenever possible, the reality ...

In both residential and commercial buildings, heating and cooling cycles can take a toll on piping systems. When pipes expand due to heat and contract when they cool, they stress joints, supports, and ...

Q. Are you required to bond isolated sections of metal water pipe that are connected to a nonmetallic water piping system? A. No. An isolated section of metal pipe is not a metal water piping system.

This file type includes high resolution graphics and schematics. Piping systems are often not self-supporting because of routing, length, and weight factors. Weight loads include the weights of pipes, ...

All Code references are based on the 2005 NEC. The grounding and bonding requirements in this column apply to solidly grounded systems that operate at not more than 600V, such as 120/240V, 120/208V, ...