Foam Systems

What Challenges Can You Expect with SFFF Firefighting Foam?

As you switch over to SFFF formulations, you face a few different challenges. Have you explored them? One of the first major challenges you face is that SFFF chemical formulations can vary widely by manufacturer. Each manufacturer’s SFFF agent formulation may be significantly different from other producers, even proprietary. Think about that for a minute […]

What is the ideal finished foam quality for firefighting?

Finished-foam quality — a measure of durability or usefulness of a foam blanket — is measured two ways; expansion ratio and 25% drain time. Finished-foam quality is a function of the volume of air drawn into the nozzle and the amount of mechanical agitation that occurs in the nozzle or nozzle-foam tube. Expansion ratio is […]