After writing a blog post about leaking temperature and pressure relief (TPR) valves at water heaters, I learned that this particular issue seems to completely befuddle folks. In the two years that I ...

About 900 1-inch 140X-9 temperature and pressure relief valves, made in the United States by Watts Regulator Co. of North Andover, Mass., because the relief valve can fail to reduce pressure, posing a ...

A column you wrote some time ago on radon mitigation system states that some installers seal the sump pit. Yet the instructions on our water heater, located nearby, warn that unless the pressure ...

The column you wrote a while ago on Radon mitigation system states that some installers seal the sump pit. Yet the instructions on our water heater, located nearby, warn that unless the pressure ...

Pressure relief valves (PRVs) are a critical line of defense for pressure vessel protection in the power industry. Generating facilities worldwide depend upon these devices to sense and quickly ...

Find out what could be behind your latest water heater malfunction.

What lurks beneath the surface? What is underneath, where eyes cannot see? Is it something valuable? Is it something old? Is it some treasure or something frightening to behold? These are common ...

For the past 15 years, pilot-operated safety relief valves (POSRVs) have effectively and reliably protected economizers on Section I power boilers in overpressure situations, working in tandem with ...

In 1905, a boiler in a Boston shoe factory blew up, traveled a great distance through the air, and landed, with delightful justice, in the front yard of the operating engineer’s house. Think it got ...

Pressure relief valves are critical components in high‐pressure systems across diverse industrial sectors, including energy, nuclear, and chemical processing. Their dynamic behaviour, particularly ...