WebDec 12, 2016 · Foam extinguishes the fire in three ways It forms a blanket and thus removing the supply of oxygen to the fuel, the effect called smothering. The foam blanket does not allow the fuel vapors to generate, thus cutting the fuel supply to the fire Since foam has water, it cools the fuel surface Main terms used in defining the foam WebDischarge outlets and foam concentrates are listed for use together. Refer to the individual foam concentrate listing for operating limitations and compatibility with the B-1 Foam-Water Sprinklers as provided in the UL Online Certifications Directory.
Standard for the Inspection, Testing, and Maintenance of …
WebJul 22, 2024 · Firefighters discharge foam onto a simulated crashed plane during a drill last year in Ankara, Turkey. For decades, AFFF has been a mainstay at airports around the … WebSprinkler Heads are available in both aspirating and non-aspirating versions. Aspirated sprinkler heads are required for protein and fluoroprotein foams in deluge systems. Non … duty roster for students
Foam Discharge Devices - Fire Safety Search
WebThis standard covers the design, installation, operation, testing, and maintenance of low-, medium-, and high-expansion foam systems for fire protection. Criteria apply to fixed, semi-fixed, or portable systems for interior and exterior hazards. Current Edition: 2024 View Document Scope BUY NFPA 11 View this Document Websystem of detection devices, wiring , and supervisory equipment used for detecting fire or products of combustion and then signaling that these elements are present Fire suppression system designed to act directly upon the hazard to mitigate or eliminate it, not simply to detect its presence and/or initiate an alarm standard WebJun 12, 2024 · A foam system consists of an adequate water supply that can be pressurized, a supply of foam liquid concentrate, a device to proportion correctly the water and foam concentrate and pipework... duty roster january