New ASSE 1103 Standard
A new ASSE standard, ASSE 1103, Performance Requirements for Pilot Operated Water Pressure Reducing Valves for Potable Water, has recently been published. ASSE 1103 is an ANSI and a CAN national standard.
CSA/ASSE Summary & Updates
I wanted to provide an update on the ASSE/CSA harmonization activities. Harmonization is when two standards are combined into a single standard. Often the harmonization is of two different national standards, which...
Codes & Standards: What’s the Difference?
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....
Temperature Control Devices
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...
Backflow Preventers with Beverage Dispensers
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...
ASSE / IAPMO IGCs
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...
Reverse Osmosis Water Efficiency
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....
Water Treatment Standards
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.”...
2021 RP/DC Revisions
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...