Tuesday 9 August 2016

TYPES OF HOSES - Fire Safety

Hoses are flexible pipe used to convey water from the source to the scene of fire.

TYPES OF HOSE : 

  1. DELIVERY HOSE 
  2. SUCTION HOSE 
  3. HOSE REEL HOSE
1) Delivery Hose

This is connected to the discharge side of the pump. This is subjected to a pressure greater than the atmospheric pressure. These are available in the Fallowing type:

(i) Percolating / Unlined / Canvas hose which are made of vegetable fibers.
(ii) Non percolating hose made up of plastic material forming both lining as well as the outer cover. These are no porous in nature.
(iii) Controlled percolating hose consisting of a jacket woven from vegetable fibers and having rubber / plastic lining.



2) Suction Hose

These are connected to the suction side of the pump. These are subjected to either above or below the atmospheric pressure. These are of following
types:
(i) Partially embedded
(ii) Smooth Bore fully embedded.




3) Hose Reel

These are made of reinforced rubber fitted with a swiveling joint bound over a reel. A squeeze nozzle is provided at one end.


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