Product Standards

Codes and standards are two important aspects of establishing the national infrastructure, yet the two are often confused. The fact that many people use the terms interchangeably is proof of the confusion....

Safety is a main focus of this edition of Working Pressure. One category of safety equipment used in plumbing systems are those products that control temperature. ASSE has a portfolio of standards...

There is one application of backflow preventers that is often overlooked — the use of backflow preventers with beverage dispensers. This application is important cross-connection control. New revisions of the standards that...

Technologies continue to improve the performance and sophistication of plumbing systems, as well as their ability to monitor and control the water we use. As technologies advance, the speed at which they...

In keeping with the theme of this issue, I decided to provide some history and background into the development of ASSE 1086, Performance Requirements for Reverse Osmosis Water Efficiency – Drinking Water....

I have several posters on display in my office — some of which were contenders in the World Plumbing Council’s 2011 International Student Poster Competition. The theme of that competition was, “Water is Life.”...

There are many types of backflow protection devices and assemblies – each is designed for a specific application – but the most prominent of these are the double check valve (DC) and reduced pressure...

Plumbing is one of the most under-appreciated inventions. Yet, plumbing ranks as one of the greatest innovations to benefit humankind, preceded only by inventions such as fire, the wheel, agriculture, and the likes. Plumbing was...

Chemical dispensing equipment, as defined in ANSI/CAN/ASSE/IAPMO 1055-2020, Performance Requirements for Chemical Dispensers with Integral Backflow Protection, consists of several independently operating components with different functions. The dispenser contains a shutoff valve to control...