There are three standard-sized hoselines that the fire service uses as a front line attack line: 1½, 1¾ and 2½ inch. The remaining situations might involve large master streams or deck guns. The key with selecting the correct size line is quite simply getting the right amount of water on the fire.Jul 25, 2020
How is fire hose diameter measured?
On tapered thread hose couplings, the ODM or IDF can be measured at the large or small ends, and should be done from peak thread to peak thread as well. Follow up by measuring the Outside Diameter (OD) of the unthreaded pipe.
What is the diameter of the fire hose nozzle MM?
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). The standard length is 100 ft (30.48 m). Booster hose is a rubber-covered, thick-walled, flexible hose used to fight small fires.
What size hose is used to attack structure fires?
2.5-inch
What is Type 3 hose?
The Brigadier Type 3 layflat fire hose is principally used in the firefighting industry. However it is a multipurpose hose also commonly used within the shipboard and marine industry, on refineries and construction sites, in agriculture and irrigation, general industrial use and for all wash-down applications.
What are the types of fire hoses?
There are several types of hose designed specifically for the fire service. Those designed to operate under positive pressure are called discharge hoses; they include: attack hose, supply hose, relay hose, forestry hose, and booster hose. Those designed to operate under negative pressure are called suction hoses.
What is Type 2 fire hose?
The Elite type 2 layflat fire hose is principally used by Municipal and Industrial fire brigades. However it is a multipurpose hose also commonly used within the shipboard and marine industry, on refineries and construction sites, in agriculture and irrigation, general industrial use and for all wash-down applications.
What are the 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.
How many types of fire delivery hoses are there?
two categories
How many types of hoses are there?
Hoses are divided into two categories, based on their use: suction hose, and delivery hose. After use, a fire hose is usually hung to dry, because standing water that remains in a hose for a long time can deteriorate the material and render it unreliable or unusable.
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.