The Best Wilkins Reduced Pressure Backflow Preventer Models

By | November 3, 2016

If you are on this page, it is safe to assume what the Wilkins reduced pressure backflow preventer does. In case you don’t, this is an industry-grade backflow preventer, which is good enough to be utilized for big projects like condominiums and other buildings. It is suitable for high hazard applications, such as when the backflow phenomenon would bring considerable harm to people. However, if you feel this is not what you are looking for, check out the simple guide on how to determine what is the best for your purposes. This particular type of backflow preventer, in fact, can be utilized for almost all your water system projects.

The Wilkins reduced pressure backflow preventer

Their models are considered very effective because of the redundant design. Aside from the double check valves, there also is a pressured monitored chamber between them. This chamber is maintained by the differential pressure relief valve at a lower pressure than the water supply, but still at a level useful downstream. What it means that even if both the valves get busted, this Wilkins backflow device would still be able to function. Still, it is theoretically possible that backflow would occur when both valves become heavily damaged, which would happen when the reverse flow exceeds the capacity of the relief valve. Because of that, it is required that device be mounted where the drain has no possibility of being flooded.<insert call to action button here>

For facilities dealing with constant pressure, two installations of your Wilkins reduced pressure backflow preventer are recommended. This way, backflow would still be avoided even if one becomes faulty.

What are the best selling Wilkins backflow preventer models?

For any merchandise available, the fact that it is doing well means it is popular in the market. Having that status, the chances that it actually is of a high-quality is great. Especially in the age of the internet, everything can be seen automatically. The same with these two Wilkins reduced pressure backflow preventers, they are testaments of excellence. This is the biggest reason they have been chosen by homeowners everywhere.

  1. Wilkins Backflow 975XL Model

wilkins reduced pressure backflow preventer

This model can be installed in water lines to protect against back pressure and back siphonage, and its effectiveness is maximized when used against hazardous backflows. The production for the 975XL began in 1993. However, its predecessor (Wilkins Backflow 975) started being manufactured three years earlier only to be discontinued in 1992. Unlike the latter, the 975XL has replaceable check seats made of glass-filled Noryl and silicone rubber check disks. Its maximum working water pressure and maximum working water temperature are 175 PSI and 180°F respectively. As proof of its quality, it is approved by the Foundation for Cross Connection Control and Hydraulic Research at the University of Southern California.

  1. Wilkins Backflow 375 Model

wilkins reduced pressure backflow preventer

The Wilkins Backflow 375, has been in production since 2004. However, the lead-free version became available in 2010 in the form of its successor, the 375 XL. Like the 975 XL, it protects your potable water supply from backpressure and back siphonage, possible sources of various health hazards. Its maximum working water pressure is 175 PSI, while its maximum working water temperature is 140°F. The 375’s materials are NSF listed. Particularly, its seal rings and O-rings have FDA approval. Truly, your family is safe with this efficient and high-quality Wilkins reduced pressure backflow preventer.

Make no mistake. The two models are not for every backflow prevention job there is. For example, if you have to install it in a valve box below ground, the Wilkins reduced pressure backflow preventer may not be for you. However, this does not mean that it is the end of the road. There are other types available, and one would surely fit your needs.