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Item #: EC-0030
Our Price: $69.95
 
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Description 

This DVD is on theory and maintenance of water pumps used in heating & cooling applications. The impellers of centrifugal pumps such as the volute and diffuser types are will covered. How to determine the efficiency of a pump in use is covered as are many terms that are used to describe pump functions. A lot of hard to find information is packed into this video.
Format: DVD
Copyright: 1995
Length: 25 minutes

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