R. L. Deppmann News and Information

Hydronic Chilled and Condenser Water Pipe Sizing per the Michigan Energy Code

The R. L. Deppmann Monday Morning Minutes will look at near pump piping over the next several weeks. Let’s start by looking at pipe sizing

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MIchigan Energy Code

R. L. Deppmann Company Introduces Its 5th Leadership Team

R. L. Deppmann announced a “changing of the guard” starting January 1st. Photo Credit :Wikipedia The leadership of R. L. Deppmann tends to have a

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leadership team - changing of the guard

Designing Domestic Hot Water Recirculation Systems: Part 3 Pump Control

Happy New Year! We will start the year with a brief blog. In the last R. L. Deppmann Monday Morning Minutes we selected a B&G

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pump control thermometer

Designing Domestic Hot Water Recirculation Systems: Part 2 Determining the Pumping Pressure Drop

Let’s start by wishing everyone a Merry Christmas! It is Monday, so I’ll continue with the blog. The purpose of the domestic water recirculation system

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Designing Domestic Hot Water Recirculation Systems: Part 1 Determining the Flow Rate

This R. L. Deppmann Monday Morning Minutes series will focus on the design of domestic hot water recirculation systems in the plumbing portion of the

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rld_mmm-domestic-sink

Variable Speed and ECM Smart Pumps in Domestic Hot Water Recirculation Systems

Domestic hot water supply temperatures and the recirculation system control are receiving a great deal of attention these days. Concerns about legionella growth with low-temperature

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Domestic Hot Water Recirculation Systems

Variable Flow in Hydronic Systems with Three-Way Control Valves

Often times, the engineer is replacing the existing secondary pump in a system with a combination of two way and three-way control valves. How do

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Three-Valve Sketch

Using ECM Smart Circulator Pumps in Primary Pump Applications in Hydronic Systems

Last week I featured the ECM High-Efficiency Smart Circulator Pump used in a secondary application. This week the R.L. Deppmann Monday Morning Minutes continues to

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Smart Pump Secondary Hydronic

Using ECM Smart Pumps in Secondary Hydronic Systems

This week the R.L. Deppmann Monday Morning Minutes continues to look at the application of ECM High-Efficiency Smart Circulator Pumps applied to the secondary loop

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Smart Pump Secondary Hydronic

R.L. Deppmann – Detroit Area Office and Warehouse Relocation

This Monday Morning Minute is very self-serving. We want everyone to know that the Detroit area office of R. L. Deppmann moved during the month

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RL_Deppmann_Relocating
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