Pump installations tend to require a great number of spool pieces to meet the Hydraulic Institute’s and the equipment manufacturers’ recommendations. Before we get into …
Hydronic Pump Piping and Trim: Suction Diffuser Fittings
Pump suction piping is one of the areas where problems of frequent repair or noise will originate. There is a lot of confusing information out …
Hydronic Pump Piping and Trim: Suction Side
The pump suction piping and specialties are somewhat simple but can be a cause of headaches if a few simple rules are forgotten. This week …
Hydronic Pump Piping and Trim: Check Valves
The R. L. Deppmann Monday Morning Minutes reviewed pipe sizing and flexible connectors over the past few weeks. Today we turn our attention to check valves …
Hydronic Pump Piping and Trim: Should I use a Stainless Steel Flexible Connector?
Last week, the R. L. Deppmann Monday Morning Minutes introduced reasons why flexible connectors are used on pumps. This week the subject is the stainless …
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 …
R. L. Deppmann Company Introduces Its 5th Leadership Team
R. L. Deppmann announced a “changing of the guard” starting January 1st.
Designing Domestic Hot Water Recirculation Systems: Part 3 Pump Control
In the last R. L. Deppmann Monday Morning Minute we selected a B&G Pump after determining flow rate and pump head. This week we look at …
Designing Domestic Hot Water Recirculation Systems: Part 2 Determining the Pumping Pressure Drop
The purpose of the domestic water recirculation system is to deliver hot water near a fixture during times when there is no draw. If someone …
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 …