What is C900 pipe? What about C905 pipe?

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C900 is the AWWA standard for cast-iron-pipe-equivalent outside diameter polyvinyl chloride (PVC) pressure pipe and fabricated fittings for potable water transmission and distribution, covering nominal pipe sizes from 4 inches through 12 inches. The standard covers three classes of pressure … Continued

What is a monitor hydrant?

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A monitor hydrant is a specially configured fire hydrant. In addition to standard hose and pumper outlets, it has a special elbow on which can be mounted a fire fighting monitor. Monitors are uses in such places as oil fields, … Continued

What does MJ mean?

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MJ stands for Mechanical Joint. It is a type of compression joint designed for underground connection for pipe, valves and fittings. Mechanical joints allow for some deflection of the joint. This accommodates some misalignment of the two elements connected by … Continued