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Fire
Extinguisher
Calculator
Calculate USCG fire extinguisher requirements by vessel length and configuration
Input Parameters
Vessel Length (ft)
Inboard Engine
Yes
No
Enclosed Compartments
Yes
No
Fixed Fire System
No
Yes
Calculate
Results
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Extinguishers Required
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Minimum Type/Size
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Placement Locations
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USCG Regulation
Reference
USCG 46 CFR 25.30 Fire Extinguisher Requirements: <26 ft: 1 × B-I (no fixed system) 26-40 ft: 2 × B-I or 1 × B-II 40-65 ft: 3 × B-I or 1×B-I + 1×B-II Reduce by 1 if approved fixed system installed