3” WATTS Model 009
Question:
I have a 3” Watts Model 009 that needs to be serviced. I want to replace the check valve discs and relief valve rubber...
Ten Questions With … Paul A. Baker
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...
Backflow Prevention and Thermal Mixing Valves
According to the ASSE International Plumbing Dictionary, working pressure is the maximum pressure in a water piping system allowable under normal working conditions. Likewise,...
Drinking Water From the Air
The working group for ASSE 1090, Performance Requirements for Drinking Water Treatment Devices Using Air as a Source, has nearly completed a comprehensive health...
ASSE Certified Water Heaters
The ASSE International Product Listing Program can now certify water heaters with integral water temperature safety controls to ASSE’s new suite of water heater...
Commercial Water Treatment Equipment
The working group for ASSE 1087, Performance Requirements for Commercial and Food Service Water Treatment Equipment Utilizing Drinking Water, has completed a comprehensive health...
Does This Make Any Sense?
I think we all agree that backflow prevention is an important part of any plumbing or water system design or installation. If a cross-connection...
Under One Umbrella
Each year, the product certification department receives more and more requests to certify products to additional non-ASSE standards, such as NSF 61: Drinking Water...
Improved Design, Improved Equipment
Building owners benefit from continuous development in all areas of the industry, including the introduction of new products, improvement to existing products, and the...
Improving Water Quality
In some way or another, everyone who works in the plumbing or piping industry deals with water on a regular basis. Everyone, no matter...