A pw fire extinguisher

Air pressurized water (APW) extinguishers are a type of fire extinguisher that use ordinary water (H2O) to suppress fire. The water is propelled by ordinary air (atmosphere), pressurized in the extinguisher. They are also known by the slang term water can. Although only effective on Class A fires, they have the advantages of being inexpensive to build and maintain, and leaving no specia…

This action will release the water and expel it through the discharge nozzle. Frequently, it is more effective to create a water spray by putting your finger over the end of the nozzle (as you would with a garden hose). Sweep from side to side. As the pressurized water is expelled, sweep the nozzle from side to side at the base of the fire.

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What is a pressurized water fire extinguisher used for?

Air pressurized water (APW) extinguishers are a type of fire extinguisher that use ordinary water (H2O) to suppress fire. The water is propelled by ordinary air (atmosphere), pressurized in the extinguisher. They are also known by the slang term water can. Click to see full answer. Hereof, what type of fire extinguisher contains pressurized water?

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What is an APW extinguisher?

A typical American APW extinguisher. Air pressurized water (APW) extinguishers are a type of fire extinguisher that use ordinary water (H2O) to suppress fire.

What is an air pressurized water extinguisher?

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How do you refill an APW fire extinguisher?

APW extinguishers are easily refilled by unscrewing the top and filling the cylinder with water about three-quarters of the way up. The top is then screwed back on, and the unit is pressurized with an air compressor via the Schrader valve located on the back of the main valve body.

How do you turn an APW into a CAFS extinguisher?

The top is then screwed back on, and the unit is pressurized with an air compressor via the Schrader valve located on the back of the main valve body. APW extinguishers are commonly converted into makeshift CAFS extinguishers by drilling two 1⁄8 – 1⁄16 -inch (3.2–1.6 mm) holes in the pickup tube.

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