plumbing design

The Product Ratio Method—An Approach for Determining Circuit Flow Rates in Domestic Hot Water Circulation Systems

July 19, 2021

Domestic hot water circulation systems compensate for heat loss from piping segments by facilitating continuous flow through a heat source to maintain water temperatures throughout the system. To ensure that […]


Is Hot Water Required at Handwashing-Only Lavatories and Wash Stations?

July 9, 2021

John Parks, CPD, a Senior Mechanical Designer with ZRHD PC in Oklahoma City, recently posed a theoretical question on ASPE Connect: Should we, as an industry, look at whether hot […]


July Coffee with Caleffi Covers Heat Exchangers in Hydronic and Plumbing Systems

June 22, 2021

The next Coffee with Caleffi, “Heat Exchangers in Hydronic & Plumbing Systems,” will be held on Thursday, July 29, 2021 from noon to 1:30 p.m. CDT. Heat exchangers are essential components […]


Is Supervisory Air Monitoring Feasible for Manual Dry Standpipes?

June 17, 2021

Gregory Shvartsman, President of IGS Consulting in Fair Lawn, New Jersey, is working on a project in which the client wants supervisory air monitoring for manual dry standpipe systems, based […]


What Is the Best Material for Reverse Osmosis Water for Hospital Equipment?

May 27, 2021

Naveen Kumar Shivanna, CPD, GPD, LEED GA, a Fire Protection and Plumbing Engineer with Setty & Associates in Baltimore was asked by the contractor on a hospital project to supply […]


Plumbing Design for Success: Understanding and Preventing Copper Corrosion

May 10, 2021

Learn some methods to prevent different types of copper corrosion that can result from the reduced use of water in unused buildings due to the COVID-19 pandemic. We live in […]


What Is the Difference Between a Vacuum Breaker and an AAV?

May 7, 2021

Mark Nailor, CPDT, a Senior Mechanical Designer with PMH Associates in Moorestown, New Jersey, is wrapping up a project in New Jersey in which the contractor installed vent piping on […]


Watts Irrigation Backflow Prevention Webinar Is Now On-Demand

April 23, 2021

You can earn 0.1 ASPE CEU when you successfully complete the quiz after viewing “Irrigation Backflow Prevention: Specification & Compliance,” which is now available on-demand. During this one-hour webinar you […]


PPI Announces Major Update to Its Free Plastic Pipe Design Calculator

April 22, 2021

The Plastics Pipe Institute, Inc. (PPI) has announced a major update to its Building & Construction Division’s Plastic Pipe Design Calculator. PPI is the major trade association representing the plastic […]


An Optimized Sanitary Stack Configuration for Mid-Rise Multifamily Construction

April 21, 2021

The design practices surrounding American sanitary drainage and vent systems closely reflect those in plumbing codes published in the first half of the 20th century. While venting methods such as […]

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