Regulars

Working Pressure's regular columns include From the ASSE International President, Product Standards, Professional Development, Water Systems, Thoughts on Cross-Connection Control, Repair Guys, Ten Questions With ..., and Test Pressure.

Ames 4” Model 3000SS

QUESTION:I have an Ames 4” model 3000SS that I am trying to repair. I was told that the check valves are...

First Quarter Update

As 2025 begins, state legislative sessions are in full swing, setting the stage for national policy priorities. By the end of January,...

Water Quality?

Until joining IAPMO in 2023, I spent most of my career working for companies that made things ranging from automotive components to...

I Love My Job

I can honestly say that I love my job. I think the work I do is important, as it helps to improve...

PQ Dept. Updates & Info

The Professional Qualifications department is preparing for the upcoming Mid-Year Meeting, April 15-16 at the Tributary Hub (hosted by Local 75) in...

When the Thaw Comes

Being the dead of winter in the upper Midwest, there is fun to be had outdoors — cross-country skiing, snowmobiling, and downhill...

Water Efficiency in RO Water Treatment Systems

Reverse osmosis (RO) systems help to eliminate a wide spectrum of harmful contaminates from water. Historically, however, ROs have shown to be...

ASSE 1086

Reverse osmosis (RO) systems help to eliminate a wide spectrum of harmful contaminates from water. Historically, however, ROs have shown to be...

Backflow Prevention and Water Quality Quiz

According to the ASSE International Plumbing Dictionary, working pressure is the maximum pressure in a water piping system allowable under normal working conditions. Likewise,...

Ten Questions With … Jesse Kealy

In each issue of Working Pressure, we ask 10 questions to a training coordinator or instructor of an ASSE-approved training provider....