The Five Most Common Mistakes When Specifying Valves   Water & Wastes Digest October 2002   Andy Ryan
Some mistakes are the result of a malfunctioning valve ... or so it seems. In reality, the valve probably functioned as it was intended, but was specified improperly. No other component exerts as much control over a piping system -- yet so little time is spent specifying and understanding the humble valve. With a little effort and a few simple questions, you can avoid a lot of the heartaches, such as the top five mistakes.