Norm Hall
/
November 11, 2019
Glycol correction factors were the subject of many of the last few R. L. Deppmann Monday Morning Minutes. While writing these articles, I thought about... READ MORE
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Ask any test/balance or service technician in the hydronic HVAC world to convert PSIG to feet of head and the multiplier of 2.31 is the... READ MORE
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We recently had an inquiry from an engineer who was concerned about pump operation compared with the submitted pump curve. It appeared from the balance... READ MORE
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