How does an AFFF fire extinguisher work?
How Does AFFF Work? When applied to a hazard, AFFF produces an aqueous film that spreads across the surface of the fire to extinguish the flame. This film is what gives AFFF its name, and it works by suppressing flammable liquid vapor, effectively suffocating the fire hazard.
What does AFFF foam do?
Aqueous film forming foam (AFFF) is a highly efficient type of fire suppressant agent, used by itself to attack flammable liquid pool fires, and in conjunction with Halon 1301 to attack fires in Navy vessel machinery spaces. The foam forms spontaneously upon ejection of the concentrate/water mix from the nozzle.
What is Afff and what type of fire can it be use?
Water-Type Fire Extinguishers contain Water and/or Water-based agents, such as Aqueous Film-Forming Foam (AFFF), Film-Forming Fluoroprotein Foam (FFFP), and Antifreeze. An AFFF Foam fire extinguisher is effective on Class A and Class B fires. It can be applied to Class B liquid spills to prevent ignition.
When would you use an AFFF extinguisher?
AFFF Foam Extinguishers are suitable for use on Class A & B Fires. Foam extinguishers are especially good for use on material fires that are caused by wood, paper and textiles, cooling the flame by evaporation of the water in the foam.
What type of fire extinguisher is best for home use?
ABC extinguishers
How do I choose a fire extinguisher?
Choosing a Fire Extinguisher for Your Home
- Choose primary extinguishers for your home.
- Choose supplementary extinguishers for your kitchen and areas with a higher likelihood of electrical equipment fires.
Can a fire extinguisher expire?
Even if there’s no expiration date, it won’t last forever. Manufacturers say most extinguishers should work for 5 to 15 years, but you might not know if you got yours three years ago or 13. If it falls anywhere else, the extinguisher is unreliable and should be serviced or replaced.
How often should you replace your fire extinguisher?
every 12 years
How can I get a free carbon monoxide detector 2020?
One of the most common ways to get a free carbon monoxide detector is through community programs. Cities and counties often have free smoke and carbon monoxide detectors available, typically through the fire department.
Do homes have carbon monoxide?
All single-family homes with a gas, oil or coal-burning appliance, a fireplace or an attached garage are required to have a carbon monoxide detector.