When determining the size and number of water heaters to meet the customer’s needs, there are many factors to consider. How many water heaters do …
A Mobile App for Domestic Hot Water Recirc. & Residential Circulators
Someday, there will be a mobile app that can provide a warning when your domestic water and/or residential heating pumps stop working. For smaller gallon …
Domestic Water Recirculation Codes: Here is What We Heard
In the 04-05-2021 Monday Morning Minutes, we asked for your opinion on the length of the domestic water recirculation line from source to fixture. Here …
Domestic Water Recirculation Codes: What Is Your Opinion?
I recently received an email from an engineer discussing the type and location of balance valves in a domestic hot water recirculation system. He brought …
Small Domestic Water Recirculation Pumps: Is it Time to Break a Habit?
Most domestic hot water recirculation pumps are very small. R.L. Deppmann is thankful that most engineers schedule a Bell & Gossett PL-30B or 36B maintenance-free …
Non-Clog vs. Vortex Impeller Choices for Sewage Pump Applications
Plumbing engineers are hired to use their knowledge to provide the right building solution for the money their client is willing to spend. There is …
Submersible Pump Application Guide: Sump, Effluent, or Sewage Pump?
Plumbing engineers understand the differences in drainage piping systems depending on the source of the fluid. When selecting the submersible pump for the building trades …
Sump & Sewage Pump Design Calculations: Pump Head for Building Services
Today we want to help you in determining the pump head for sump and sewage applications. Simple or not, it is good to review the …
Sump and Sewage Pump Design Calculations – Old Pipe or New Pipe in Head Calculations
Today, the R. L. Deppmann Company Monday Morning Minutes starts a series of articles on sump and sewage system sizing tips. The pump head calculations …
B&G Variable Speed Pressure Boosters and Tanks
Here we go again! We are starting to hear about salespeople for a competitive brand of variable speed pressure boosters advising engineers that their system …