Features March 2011 Issue

Antifouling Test 18-month Checkup

EP2000 and Micron 66 yield cleanest panels, but budget-priced paints also prove effective.

The latest report on our ongoing bottom paint tests, this look at Practical Sailor's antifouling test panels includes 65 hard and ablative paints that have been submerged for 18 months. The test paints include those from Blue Water Paints, Epaints, Flexdel, Interlux, Pettit, Sea Hawk, West Marine, and Copper Coat. An experimental stick-on paint, BoatKote Laminate, was also tested. Some copper-laden perennial favorites again topped the ratings, but some eco-friendly antifoulants from Epaints also did surprisingly well. The report also compares the results of PS's long-term bottom paint test to those of a test conducted by the San Diego Unified Port District and funded by the Environmental Protection Agency. San Diego's “Final Report on Safer Alternatives to Copper Alternatives in Antifouling Paints for Marine Vessels” evaluated how well certain alternative antifouling paints (with limited or no harmful biocides) performed.

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