Hull Cleaning Calculator

Estimate hull cleaning schedule, marine growth rate, and speed loss from biofouling

Input Parameters

Results

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Growth Rate
mm/month
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Current Fouling
mm
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Speed Loss
%
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Clean Within
days

Reference

Growth rate varies: 0.5 mm/mo (cool fresh) to 2+ mm/mo (warm salt) Speed loss: ~2.5% per mm of fouling Clean when fouling exceeds 3mm