The first in a series of articles on the principles of pump operation.

Some common considerations to think about when selecting service valves other than those needed for the plumbing industry.

Members of the PIP Committee (including the author) have just been informed that the entire 2005 edition of the NFPA-99 code for health care facilities has been returned back to committee for additional work. Therefore, the 2005 edition of the code will continue be in effect for the next three years, until 2011.

Revisions to NFPA 99 are on the horizon. Here’s an overview of how they’ll affect both health care and stand-alone locales.

This phenomenon of imploding vapor bubbles can wreak havoc on both valves and pumps. 

Here are some tips and formulas to help overcome unforeseen roadblocks - such as pressure loss or recovery, cavitation, and whether or not a valve is fire-safe.

An overview of the various joints commonly used to connect copper, steel and plastic pipe.

Drinking water systems provide the fixtures and low temperature water used only for drinking purposes. This article describes the fixtures, design criteria and the piping distribution system used to supply and distribute chilled water to all fixtures of the system.