Delivery hose is divided into two categories: percolating hose, and non-percolating hose. Percolating hose Percolating hose is used mainly to fight forest fires. The seepage of water through the hose protects the hose against damage by glowing embers falling onto it or the hose being laid on hot ground.
What is Type 3 fire hose?
Type 3 fire fighting hose is made from a woven textile but, unlike Type 2 that is just outer-coated, this hose is totally encased in rubber nitrile that stops kinking, helps flow rates, is resistant to oil and most chemicals and does not need drying.
How many types of fire hoses are there?
1) Delivery Hose :
(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.
What is attack fire hose?
An attack line firehose is a high-pressure hose that carries water or other fire retardant (such as foam) to a fire to extinguish it. Outdoors, it attaches either to a department’s fire engine or a municipal fire hydrant.
What is used to fight fire?
The most common method is to use water to put out the fire. … Water also smothers the fire, taking away oxygen. Some firefighters use foam as an alternative to water. Fire extinguishers also use foam to fight fires.
What are the types of hose?
Types of Hoses
- Chemical Transfer Hoses. …
- Working with chemicals can be very dangerous, so your hose must withstand the pressures you are putting upon it. …
- Petroleum Transfer Hoses. …
- Steam Hoses. …
- Food & Beverage Hoses. …
- Abrasive Material Hoses. …
- Air Hoses. …
- Water Hoses.
What is fire hose material?
In the past, cotton was the most common fiber used in fire hoses, but most modern hoses use synthetic fiber like polyester or nylon filament. The synthetic fibers provide additional strength and better resistance to abrasion.
Are fire hoses fireproof?
It seems counterintuitive: fire hoses – the key firefighting tool used by firefighters across the country — are not fire-resistant. Yet the hoses, usually made from woven cotton and rubber, can burn through when they are not charged with water, putting firefighters in grave danger.
Is standard for fire hose?
Basically, two types of fire hoses are manufactured as per usage: … Ituse as per Type A of IS 636 or Indian Standard for Higher Pressure Hoses. Normal fire hoses, rubber lined or rubberized fabric lined, woven-jacketed with or without elasto- meric coating/covering for application under normal conditions.
What size is fire hose?
The standard three sizes of hose lines are 1½, 1¾ and 2½ inch. Depending on the size and severity of the fire, hose line requirements vary to get the job done efficiently.
Where are fire hoses made?
Superior Fire Hose is an industrial hose manufacturer located just outside of Charlotte, NC. Its rubber covered hose can be sourced from the USA and Europe, depending on customer requirements, but the company is proud of its Made in the USA manufacturing.
What is an FDC used for?
The Fire Department Connection (FDC), also know as the Siamese Connection, is an important component found on most sprinkler and standpipe systems. When a sprinkler system activates, the fire department connects hose lines from a pumper truck to the fire department connection.
What are the three techniques used to fight fires?
The following are the basic firefighting techniques that exist:
- Direct Attack Technique. This must be the most well-known technique for firefighting. …
- Indirect Attack Technique. …
- The Combination Attack Technique. …
- Fog Attack Technique. …
- The “Two Lines In” Technique.
What are the 4 types of fire extinguishers?
There are four classes of fire extinguishers – A, B, C and D – and each class can put out a different type of fire.
- Class A extinguishers will put out fires in ordinary combustibles such as wood and paper.
- Class B extinguishers are for use on flammable liquids like grease, gasoline and oil.