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  2. Glossary of firefighting equipment - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_firefighting...

    Rotated the other direction, it will produce a jet of water; and at the end of rotation the water will be shut off. The shut off option can not be used for a long time as line is charged with pressure and it may burst the hose line. Landon hand control diffuser: This branch is fitted with a handle. Moving handle we get fog, spray, jet and shut off.

  3. Fire hose - Wikipedia

    en.wikipedia.org/wiki/Fire_hose

    Forestry hose is a fabric-covered, flexible hose used to fight fires in grass, brush, and trees where a lightweight hose is needed to maneuver it over steep or rough terrain. Forestry hose comes in 1.0 and 1.5 in (25 and 38 mm) nominal inside diameters and is designed to operate at pressures up to about 450 psi (3,100 kPa).

  4. Shutdown valve - Wikipedia

    en.wikipedia.org/wiki/Shutdown_valve

    A shutdown valve (also referred to as SDV or emergency shutdown valve, ESV, ESD, or ESDV; or safety shutoff valve) is an actuated valve designed to stop the flow of a hazardous fluid upon the detection of a dangerous event. This provides protection against possible harm to people, equipment or the environment.

  5. List of valves - Wikipedia

    en.wikipedia.org/wiki/List_of_valves

    The sheet has a solid end and a flow-through end; sliding it from one position to the other opens or stops the flow. Also called sliding blind valve; Outflow valve: regulates flow and pressure, part of cabin pressurization; Pilot valve: regulates flow or pressure to other valves; Petcock, a small shut-off valve

  6. Tap (valve) - Wikipedia

    en.wikipedia.org/wiki/Tap_(valve)

    Water and gas taps have adjustable flow: gate valves are more progressive; ball valves more coarse, typically used in on-off applications. Turning a valve knob or lever adjusts flow by varying the aperture of the control device in the valve assembly. The result when opened in any degree is a choked flow.

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