Once in how many years the refilling should be done in water type fire extinguisher?

Once in how many years the refilling should be done in water type fire extinguisher? Correct Answer 5 years

Explanation:

• A fire extinguisher, flame extinguisher or simply extinguisher is an active fire protection device used to extinguish or control small fires, often in emergency situations.
• It is not intended for use on and out off control fire. 
• Many types of fire extinguishers are available with different extinguishing 'agents' to deal with different classes of fires. 

Water-filled extinguishers 

• There are two methods of operation.
  1. Gas cartridge type
  2. Stored pressure type
• Water-filled extinguishers have Red labels on the top of the cylinder.
• The recharging period of water-type fire extinguisher is usually 5 years and for foam types it is 2 to 3 years​
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