How to Pick a Centrifugal Pump Part 5: Choosing a Single or Double Suction Pump

What are the differences between a single and double suction pump and what advantages does one have over the other? That’s what we are exploring this week. The central difference between a single and double suction pump is the latter has an impeller designed to....

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How to Pick a Centrifugal Pump Part 1: Designing for Owner Satisfaction

How to Pick a Centrifugal Pump Part 1:  Designing for Owner Satisfaction

Hydronic pumps all do the same basic thing—they circulate water.  So why are there so many different types and configurations? And what criteria determines the best pump for a given application?  That’s what we will be exploring in this series on "How to... 

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Parallel Pumping in Condenser Applications: Part 5 of 5

Parallel Pumping in Condenser Applications: Part 5 of 5

Over the last few weeks the we’ve looked at pumping issues with multiple condensers and pumps.  We have received questions about the topic, including these two:

Why do I need cooling tower outlet On-Off valves if I have an equalizing line?

Why do we see outlet On-Off valves on almost all jobs in North Carolina and only half the jobs in Michigan and Northern Ohio?

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