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Home » valves

Articles Tagged with ''valves''

O Ring Boiler

How One Overlooked Compatibility Check Shut Down a Hospital Boiler System

A corroded valve and a deteriorating O-ring – traced to a simple chemical mismatch – triggered cascading failures in a hospital’s heating system
Austin Keating
Austin Keating
December 8, 2025

When a bronze valve met incompatible boiler chemicals in a hospital, the result was catastrophic: widespread system failure and costly damage, all avoidable with a single review step, says John Rophael, P.E., mechanical engineer at Engineering Design & Testing Corp. 


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Marchese Compressor Photo

Selecting the Right Stub Connection for Replacement Compressors

Matching stub connections makes installs easier, while the wrong choice can add delays
Joe Marchese
November 4, 2025

Choosing the wrong stub connection can delay a compressor install — learn the differences and why matching them saves time, money, and frustration.


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Danfoss Mexico City Factory

Danfoss Climate Solutions Begins Shutoff Ball Valve Production in North America

The ACHR NEWS Editorial Staff
July 24, 2025

The shift is part of a larger regionalization strategy to bring production of HVAC components closer to customers in the Americas by investing in local manufacturing, reducing lead times and increasing Danfoss’ flexibility to serve North America, the largest market for Danfoss.


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ES Comissioning

Launching a New Plumbing Course for the Air Force

A plumber’s bold words launched a career, a passion, and now a groundbreaking course for the next generation of engineers and stewards of Air Force infrastructure.
ES-cx-headshot-900x550.jpg
Miles Ryan P.E.
May 6, 2025

ES NEWS Commissioning columnist Ryan Miles shares his new plumbing coursework with the United States Air Force.


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3 wire valve cover photo.jpg

Anatomy of a 3-Wire Zone Valve

Lianna Schwalenberg
Lianna Schwalenberg
March 14, 2025
Confused about zone valves? Here's an in-depth breakdown of how to work on them.
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ES Cx March

Software vs. Hardwired Interlocks: Part II

The nuanced differences between software and hardwired interlocks often trips up project teams
ES-cx-headshot-900x550.jpg
Miles Ryan P.E.
March 6, 2025

ES NEWS Commissioning columnist Miles Ryan lays out real-world examples of software and hardwire interlock complications.


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Emerson electric dump valve.png

Emerson Helps Oil and Gas Company Meet Emissions Standards with New Electric Dump Valves

The ACHR NEWS Editorial Staff
January 25, 2025

Using ASCO zero-emissions electric dump valves, the only such all-electric solution for separators, scrubbers, and compression units, Emerson helped Laramie Energy achieve compliance by eliminating both vented and fugitive emissions from the liquid dump stage of their separation process.


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Warren Controls Logo (2).jpg

German Valve Company Acquires Warren Controls

The ACHR NEWS Editorial Staff
August 19, 2024

The acquisition is part of ARI-Armaturen’s plan to expand its presence in the U.S., the company said in a press release.


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Freeflex Versa.jpg

Alleima Introduces New Steel For Compressor Valves

The ACHR NEWS Editorial Staff
July 22, 2024

Freeflex Versa will aid in the designing of smaller, more sustainable, and more energy-efficient compressors for refrigerators and freezers, a press release from Alleima said.


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120th AnniversaryPR.jpg

Nibco Launches Events to Mark its 120th Anniversary

The ACHR NEWS Editorial Staff
May 30, 2024

The company is planning celebrations for its shareholders, associates, customers, and partners that will continue throughout the year, leading up to the official anniversary date of Tuesday, November 12.


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