BUILT FOR THE WORK.
Practical tools and references for firefighters.
Free firefighter calculators, Hazmat UN lookup, NFPA standards summaries, and training guides.
Everyday tools
Shift Calendar
Plan your rotation. Kelly, 48/96, and custom shift patterns.
Friction Loss Calculator
Hose size, flow, and length. Calculate friction loss for pump training.
SCBA Air Time Calculator
Estimate usable air from cylinder, consumption, and reserve inputs.
Hydrant Finder
Locate mapped hydrants with OpenStreetMap. Coverage varies by area.
Hydrant Flow Calculator
Estimate discharge flow from pitot pressure and outlet size.
ICS Forms Generator
Prepare incident forms, save drafts, and print a PDF package.
Hazmat UN lookup
DOT classes, placards & ERG guide references.
Quick examples: 1203 · Gasoline1978 · Propane
Latest Guides & Articles
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Latest Firefighting Videos
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Sources, methods & corrections
Calculator pages explain their formulas and limitations. NFPA references provide original summaries rather than copied standard text. Learn who writes our content and how to report an error.
For training and planning. Always follow your department’s SOP/SOG, the current ERG, and official incident information.