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2. Reduced pressure zone device - Wikipedia

   en.wikipedia.org/wiki/Reduced_pressure_zone_device

   A reduced pressure zone device (RPZD, RPZ, or RPZ valve) is a type of backflow prevention device used to protect water supplies from contamination. RPZDs may also be known as reduced pressure principle (RP), reduced pressure principle backflow prevention devices , [ 1 ] [ 2 ] reduced pressure zone assemblies (RPZA), [ 3 ] or reduced pressure ...

3. Low-flow fixtures - Wikipedia

   en.wikipedia.org/wiki/Low-flow_fixtures

   The United States Energy Policy Act of 1992 mandated the first maximum water efficiencies for major fixtures in residential and commercial applications. [1] The energy policy EPAct 1992 for residential buildings, restricted toilets to a maximum of 1.6 gpf (Gallons per flush). Kitchen and bathroom faucets were limited to a flow rate of 2.2 gpm ...

4. Curb box - Wikipedia

   en.wikipedia.org/wiki/Curb_box

   A curb box (also known as a valve box, buffalo box, b-box, or in British English stopcock chamber) is a vertical cast iron sleeve, accessible from the public way, housing the shut-off valve (curb cock or curb stop) for a property's water service line.

5. REMINDER: Turn Off Your Water Valve - AOL

   www.aol.com/.../reminder-turn-off-your-water-valve

   REMINDER: Turn Off Your Water Valve Barrier Island Customers Should Ensure Water at Their Building's Main Valve is Turned off, or Risk Damage as the Company Restores Pressure to Water Service ...

6. Backflow prevention device - Wikipedia

   en.wikipedia.org/wiki/Backflow_prevention_device

   [example needed] A typical backflow assembly has test cocks and shut-off valves, and must be tested when installed, if relocated or repaired, and also on a periodic basis. [citation needed] In the US, the Environmental Protection Agency (EPA) holds local water suppliers responsible for maintaining a certain amount of purity in potable water ...

7. List of valves - Wikipedia

   en.wikipedia.org/wiki/List_of_valves

   Valves can be categorized into the following types, based on their operating mechanism: Ball valve, for on–off control without pressure drop. Ideal for quick shut-off, since a 90° turn completely shuts off, compared to multiple 360° turns for other manual valves; Butterfly valve, for on–off flow control in large diameter pipes