NFPA in USA

Workflows

Technical calculation workflows

Guides here support calculator use, formula setup, and field verification.

Workflow guides

WorkflowCalculation purposeTool linksOpen

NFPA 13 Hydraulic Calculation Workflow

NFPA 13

A tool-first workflow for setting up sprinkler density, remote area, K-factor, friction loss, elevation, and system demand checks.2 worksheets / 3 calculatorsOpen

NFPA 72 Battery Sizing Workflow

NFPA 72

A practical calculation sequence for standby load, alarm load, aging margin, and standard battery size selection.1 worksheets / 2 calculatorsOpen

Fire Pump Sizing Workflow

Engineering

Screen fire pump flow, pressure, elevation, and horsepower before detailed pump selection and curve review.2 worksheets / 3 calculatorsOpen

Water Supply Analysis Workflow

NFPA 25

Use hydrant test readings to estimate available flow, compare demand, and document preliminary water supply margins.1 worksheets / 2 calculatorsOpen

Sprinkler System Type Selection Workflow

NFPA 13

Compare wet, dry, preaction, and deluge system considerations before setting up preliminary calculations.2 worksheets / 2 calculatorsOpen