Codes & Standards

ASSE International’s certification programs, guidelines, examinations, and approval processes depend on the expertise and dedication of industry volunteers. While certification holders often see the...

As of 2026, several ASSE backflow prevention assembly standards are at different stages of publication, revision, and harmonization. The most significant activity centers on...

With this edition of Working Pressure magazine focused on health and safety, it is an ideal moment to highlight two ASSE standards that directly...

One thing those in our industry can take pride in is that we make health and safety a priority. Modern plumbing is one of...

I recall learning about Mary Mallon, aka Typhoid Mary, back in my school days. Mary worked at the beginning of the 20th century as...

Innovation in plumbing is essential for improving water efficiency, safety, and system performance, yet every new technology arrives with a degree of uncertainty. When...

In the ever-evolving landscape of plumbing technology, precision and performance are no longer optional; they're essential. As engineered hot water systems grow more sophisticated,...

We all likely have things we believe in, even though we have probably never seen them for ourselves. Depending on where you live, the...

Pressure Vacuum Breaker Assemblies (PVBs) are one of many types of backflow prevention devices designed to protect the public from unsafe conditions caused by...

Backflow refers to the unwanted reversal of fluid flow in a piping system — essentially when water moves in the opposite direction from what’s...