What is a reduced pressure backflow assembly?

The reduced pressure backflow assembly (RPBA) is designed to prevent backflow caused by backpressure or backsiphonage and may be installed on either low- or high-hazard connections. Backsiphonage is when water moves in the direction opposite its regular flow.

Can you install a Watts backflow preventer vertically?

Regular inspection, testing and cleaning assures maximum life and proper product function. The Series 007DCDA may be installed in either a horizontal or vertical-up orientation for service on commercial potable water or fire sprinkler systems.

Why is my Watts backflow preventer leaking?

There is no one reason for backflow preventer leaks. For instance, it may freeze during the winter and be damaged when it’s turned on afterwards. Another cause for leaking might be damage to certain parts, which can happen no matter how old the device is.

When would you use a reduced pressure backflow preventer?

What is an RPZ Valve Used For? Reduced pressure zone assemblies, also known as RPZ valves, are extremely important. They’re used to keep contamination or pollution out of your water. Specifically, these devices are installed onto your plumbing system to help protect both drinking water and the city water supply.

Can a Watts 007 be installed vertically?

For repair kits and parts, refer to our Backflow Prevention Products Repair Kits & Service Parts price list PL-RP-BPD found on www.watts.com. Series 007 may be installed in either a vertical or horizontal posi- tion. Pipe lines should be thoroughly flushed to remove for- eign material before installing the unit.

Do I need a reduced pressure backflow preventer?

Reduced pressure zone assemblies, also known as RPZ valves, are extremely important. They’re used to keep contamination or pollution out of your water. Specifically, these devices are installed onto your plumbing system to help protect both drinking water and the city water supply.

What is the difference between a regular backflow preventer and a reduced pressure backflow preventer?

A Reduced Pressure Zone (RPZ) lets you know that the valve is working properly. RPZ backflow preventers consist of two independent check valves. They work like a double-check backflow preventer, but they also have an intermediate relief valve that opens to atmosphere if both check valves should fail.

Do backflow preventers reduce pressure?

All backflow preventers, and all fittings, and all lengths of pipe, reduce pressure.

What is a 957n backflow preventer?

Series 957, 957N, 957Z Reduced Pressure Valve Assembly Backflow Preventers are designed to prevent the reverse flow of liquids in a plumbing system due to backpressure or backsiphonage where there is a potential health hazard.

How does a 3 inch backflow preventer work?

This 3 inch stainless steel reduced pressure zone assembly backflow preventer helps prevent the reverse flow of contaminated water from being pumped or siphoned into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements.

What shutoff valve options are available for series 957?

A variety of shutoff valve options are available. Series 957 is also available with SentryPlus™ Alert technology to detect catastrophic relief valve discharge that could potentially cause flooding, and issue a multi-channel alert (call, email, text) to selected users so they can take action to avoid potentially costly flooding.

What is the maximum working pressure of a pressure relief valve?

This assembly consists of a stainless steel body with a quick access sleeve, torsion spring check valves, resilient seated gate valves with non-rising stem, test cocks, and a corrosive resistant stainless steel bottom mounted pressure relief valve. The maximum working pressure is 175 psi (12.06 bar)