It’s important to know how much water flow to expect from every hoseline you deploy at a fire, especially if you have multiple sizes and lengths of hose available on your engine. Why? Because the BTU ...

Many researchers and subject matter experts (SMEs) agree that 1¾-inch interior handline flows should be between 150–160 gpm. The NFPA included a similar recommendation in NFPA 1710: Standard for the ...

Back in July, I discussed the importance of selecting an initial attack hose line that actually has the capability of knocking down the fire at hand. In all too many cases, we see departments stretch ...

It can be used to estimate the rate of heat transfer into or out of a device that has a stream of water flowing through it at a known flow rate, and with a measured temperature change between the ...