The 2019 MLB season will be starting soon and it is fitting to announce a home run by Bell & Gossett (B&G). They did it …
Hydronic Pump Piping and Trim: Pump Suction Energy Levels
I frown a bit when reading about a product and the only place you find a key tip to avoiding problems is in the troubleshooting …
Hydronic Pump Piping and Trim: The Pump Suction
The piping at the suction side of the pump is the most important and, for some engineers and designers, the most misunderstood part of hydronic …
How to Pick an HVAC Centrifugal Pump Part 7: Mechanical Seal Materials
Every week, our customer service team fields questions concerning the seal construction materials for various applications. This week, the R. L. Deppmann Monday Morning Minutes …
How to Pick an HVAC Centrifugal Pump Part 6: Internally Vs. Externally Flushed Mechanical Seals
Whether you install or design hydronic HVAC systems, you are probably aware that pump seals play a vital role in the operation of pumps and …
How to Pick a HVAC Centrifugal Pump Part 5: Choosing a Single or Double Suction Pump
Last week, the R. L. Deppmann Monday Morning Minutes described the differences between flex coupled HVAC pumps, split coupled pumps, and direct-coupled pumps. If the …
How to Pick a HVAC Centrifugal Pump Part 4: Pump Coupling Types – Close, Split, or Flexible Coupled?
When selecting the HVAC centrifugal pump, there are different pump coupling types to choose from. In the last R L Deppmann Monday Morning Minute we …
How to Pick a HVAC Centrifugal Pump Part 3: Mechanical Room Space & Type of Pump Selected
The last R L Deppmann Monday Morning Minute briefly defined the differences between inline and base mounted pumps. When the engineer or contractor is selecting …
How to Pick an HVAC Centrifugal Pump Part 2: Types of Pumps and Seismic Activity Considerations
One of the first decisions you must make when selecting an HVAC pump is to determine which type of pump you need. There are specialty …
How to Pick an HVAC 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 are the criteria …
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