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EN 12845 / NFPA 13

Water tank volume from density × area × duration

Minimum stored water volume to meet sprinkler demand for the required duration.

V = density × assumed area of operation × duration. Add hose stream allowance separately for NFPA designs.

Result
Sprinkler flow
1950 L/min
Tank volume
175.5
Tank volume
175500 L

Formula: V = q × A × t

Reference: EN 12845 / NFPA 13

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