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2. Reduced pressure zone device - Wikipedia

   en.wikipedia.org/wiki/Reduced_pressure_zone_device

   There is a variety of manufacturers of these gauges, but most utilize either a three-valve or a five-valve design to test the RPZD in different ways. In the UK , [ 6 ] Illinois, New York , [ 7 ] Texas , [ 8 ] and Missouri ( RsMO 10c60-11 ), the RPZD valve must be tested at least every 12 months by an accredited tester.

3. Bermad - Wikipedia

   en.wikipedia.org/wiki/Bermad

   BERMAD CS Ltd. is a developer and manufacturer of residential irrigation and water management systems for mining and construction. The company was founded in 1965 as a producer of irrigation systems, mainly those found in agriculture.

4. Plumbing - Wikipedia

   en.wikipedia.org/wiki/Plumbing

   For instance, 1/2" PeX tubing is the same size as 1/2" copper tubing. 1/2" PVC on the other hand is not the same size as 1/2" tubing, and therefore requires either a threaded male or female adapter to connect them. When used in agricultural irrigation, the singular form "pipe" is often used as a plural. [27]

5. Orbit Irrigation Products - Wikipedia

   en.wikipedia.org/wiki/Orbit_Irrigation_Products

   Orbit Irrigation Products, Inc, located in Salt Lake City, UT, United States, is a manufacturer and supplier of irrigation products for residential and commercial markets and has been in business since 1986. It distributes over 2,000 products to 40 countries on five continents.

6. Zone valve - Wikipedia

   en.wikipedia.org/wiki/Zone_valve

   Zone valves can also be constructed using wax motors and a spring-return mechanism. In this case, the valve is normally closed by the force of the spring but can be opened by the force of the wax motor. Removal of electrical power re-closes the valve. This style of zone valve operates with a perfectly ordinary SPST thermostat.

7. Solenoid valve - Wikipedia

   en.wikipedia.org/wiki/Solenoid_valve

   For example, a popular 3 ⁄ 4-inch 150 psi sprinkler valve, intended for 24 VAC (50–60 Hz) residential systems, has a momentary inrush of 7.2 VA, and a holding power requirement of 4.6 VA. [5] Comparatively, an industrial 1 ⁄ 2 -inch 10,000 psi valve, intended for 12, 24, or 120 VAC systems in high-pressure fluid and cryogenic applications ...