Minimum pump flow rate is critical to the trouble-free operation and longevity of the centrifugal pump. In the last blog we described the use of... READ MORE
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Pump Minimum Flow Using a Cla-Val Back Pressure Valve
Norm Hall
/
January 9, 2023
Minimum pump flow rate is critical to the trouble-free operation and longevity of the centrifugal pump. The pressure sustaining valve or back pressure valve is... READ MORE
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Pumping from an Atmospheric Tank: Pump and Tank Piping (Part 2)
Norm Hall
/
December 19, 2022
What can be simpler than pumping water from an open or atmospheric tank into another tank or system? What seems simple to many opens a... READ MORE
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Pumping from an Atmospheric Tank: Pump Selection and Installation (Part 1)
Norm Hall
/
December 12, 2022
What can be simpler than pumping water from an open or atmospheric tank into another tank or system? What seems simple to many opens a... READ MORE
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Flo-Control Gravity Check Valve Replacement
Norm Hall
/
November 28, 2022
You have a Bell & Gossett Flo-Control valve on the primary secondary bridge of an older hydronic system. It has been there for over five... READ MORE
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There are a variety of unfired liquid to liquid and steam to liquid heat exchangers for the engineer to choose from. The Gasketed Plate, Brazed... READ MORE
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Decarbonization does not always automatically become electrification. The enterprising engineer will first look at diverse ways to reduce the carbon use. Here is an example... READ MORE
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Circulator series pumps are those small inline pumps that have fixed impeller choices with no impeller trimming available. When these pumps have ECM technology, the... READ MORE
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Primary-Secondary vs. Primary-Variable hydronic boiler pumping systems each have advantages for the engineer to consider. Most people in the industry are in one camp or... READ MORE
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We recently received several calls for our recommendation on whether to pump into the boiler or out of the boiler in a primary variable heating... READ MORE
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