Backflow

According to the ASSE International Plumbing Dictionary, working pressure is the maximum pressure in a water piping system allowable under normal working conditions. Likewise,...

Do you have faith in the institutions that affect your life? Your church, your government, the Boy Scouts of America, your local news, or...

Question: I have to repair a 1" Wilkins 720A. Can you tell me if there are any special tools that I will need, or any...

According to the ASSE International Plumbing Dictionary, working pressure is the maximum pressure in a water piping system allowable under normal working conditions. Likewise,...

ASSE 1053-2019, Performance Requirements for Dual Check Backflow Preventer Wall Hydrants – Freeze Resistant Type, has been designated as an American National...

I just got off the phone with a contractor demanding to know what code section, in either the Uniform or International Plumbing Code, clearly...

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...

According to the ASSE International Plumbing Dictionary, working pressure is the maximum pressure in a water piping system allowable under normal working conditions. Likewise,...

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...

Question: I am servicing a 4” Wilkins double check detector assembly. The model number is 350ADA. Can you tell me about this assembly and explain...