The R. L. Deppmann Startup and Warranty Team team receives a lot of interesting calls about systems that aren’t working properly. In this case, our …
Acceptance Volume vs. Usable Volume in a Hydro-pneumatic Expansion Tank
This week our R. L. Deppmann Monday Morning Minute article answers a question about acceptance volume vs. usable volume in a hydro-pneumatic expansion tank. I recently …
Hydropneumatic Tanks for Variable Speed Pressure Boosters, Part 4
In the last three RLD Monday Morning Minutes, I made the case for a pre-pressurized tank in variable-speed pressure booster systems. Today, let’s look at …
Hydropneumatic Tanks for Variable-Speed Pressure Boosters, Part 3
In the last RLD Monday Morning Minute I described the pre-pressurized tank sizing for constant-speed booster systems. There are those who say, “My pressure booster system is …
Hydropneumatic Tanks for Variable-Speed Pressure Boosters, Part 2
In last week’s RLD Monday Morning Minute, I described a brief history of pressure-boosting systems and the introduction of the pre-pressurized tank. This week we continue …
Hydro-pneumatic Tanks for Variable Speed Pressure Boosters, Part 1
Possibly only engineers, like myself, can appreciate controversy in plumbing system design. The use and sizing of storage tanks in variable speed pressure boosters is …
Using the New Bell and Gossett System Syzer Programs
Xylem Bell and Gossett recently announced the new System Syzer programs for your computer. You may download these through links on our website at the www.deppmann.com/resources/ page. This new tool has a powerful lineup of useful features. Let’s look at a couple of them.
A Cost Effective Domestic Water Recirculating for smaller systems
In today’s economy there are many small office, retail, and tenant fit-out work jobs than large expansive projects. These smaller projects come with tighter budgets. Here is a tool you may not be aware exists. Bell and Gossett ECO-CIRC under sink recirculating pump available for tank type water heater as well as tank-less systems. High efficiency and lead free brass construction.
Double Wall Plate Heat Exchangers
The Monday Morning Minutes of the last two weeks introduced some differences between plate heat exchangers. Two of the products featured were the double wall plate & frame and double wall brazed plate heat exchangers. We have received many calls regarding these models and Michigan and Ohio plumbing codes. The plumbing code is very specific in its
Sump and Sewage Lag Pump & Alarm Float Settings
Printer Friendly (PDF) We presented suggestions for the pumps off float level and the lead pump on float level in the last few articles. You …