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 ...

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

Q: We have a 50-gallon water heater. It's 7 years old, and it always has leaked from the drain pipe on the pressure-relief valve. We've tried everything to stop the leak. We turned down the thermostat ...

In steam boiler applications, pressure relief valves (PRVs) are the silent sentinels — the last line of defense against potentially disastrous overpressure situations. In a perfect world, boiler ...

The Pilgrim Nuclear Power Station in Plymouth was shut down early this morning because of a leak detected in one of four safety relief valve systems. The steam leak was slightly radioactive and ...

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 ...

Learn about the proper location for those valves, managing blowoff steam and turbine exhaust, and more. Very few deaerators utilize vessels that are not constructed and stamped in accordance with ASME ...

When a water heater is connected to a closed system, an expansion tank must be installed to prevent excessive pressure in the water. To help understand what this is all about, please read on. Why most ...

The Pilgrim Nuclear Power Station in Plymouth was shut down early yesterday after a leak was detected in one of four safety relief-valve systems. The steam that leaked was slightly radioactive and was ...