4” Ames Model C400
Question:
I am servicing a 4” Ames Model C400. Can you tell me about this assembly and how to change the rubber parts for the...
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...
RP/DC Backflow Protection Devices
In 2021, ASSE International was pleased to announce the publication of ASSE 1013-2021, Performance Requirements for Reduced Pressure Principle Backflow Prevention Assemblies, ASSE 1015-2021,...
ASSE Series 5000 Revision
Backflow prevention is the backbone of what ASSE International does. Therefore, we include some backflow articles or columns in each edition of Working Pressure...
Plans for the Future
This past year as ASSE International President has been a great honor for me. The list of people I need to thank for helping...
Industry Leaders Come Together Apart to Address Water Issues
With the nation slowly emerging from a worldwide pandemic that highlighted the importance of access to clean water and safe sanitation to...
Backflow and General Plumbing Trivia 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 … Janet E. Stout, PhD
In each issue of Working Pressure, we ask 10 questions to a training coordinator or instructor of an ASSE-approved training provider. Some questions are...
4” Apollo Model RP4AN
Question:
I am servicing a 4” Apollo Model RP4AN. Can you tell me about this assembly, and how to replace the check valve discs and...
Plumbing of the Twenty First Century
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...