Copper Based Antifouling Paint
It s one of the hardest copper based anti fouling coatings available today.
Copper based antifouling paint. Aquaculture products best sellers gallon paint quart release coating water based. Unlike traditional protection methods when people used copper sheaths as a protective coating to save hulls antifouling paints use cuprous oxide. Numerous actions have been instituted or investigated including requiring hull cleaning divers to use best. That phase cut the field to 21 top performing coatings and of those 11 were.
Interlux petti t sea hawk and aquaguard begin by selecting the type of water your boat is in and your hull material. Green antifouling paint products. Antifouling boat bottom paint. It is a hot topic of debate whether anti fouling paints add significant.
Copper free paints for aluminum boats pontoon boats fiberglass bottom boats. Finding the best boat bottom paint for your application is easy with wholesale marine s three question bottom paint finder. Many alternative products to copper based antifouling paint must be sprayed on adding to cost for the boat owner. Anti fouling paint a category of commercially available underwater hull paints also known as bottom paints is a specialized category of coatings applied as the outer outboard layer to the hull of a ship or boat to slow the growth and or facilitate detachment of subaquatic organisms that attach to the hull and can affect a vessel s performance and durability see also biofouling.
Antifouling boat paint water based the original copper free boat paint 80 00 2 280 00. Copper based antifouling paint came under scrutiny by regulatory authorities in san diego ca when the shelter island yacht basin was found to have levels of copper exceeding the 3 1 mg l limit permitted under the clean water act cwa. Cuprous oxide is less effective as a biocide and cannot be used on aluminum whereas cuprous thiocyanate paint is more effective at killing marine growth and can be painted on aluminum surfaces. Washington state went as far as banning copper based bottom paints in its waters only to reverse the ban before it took effect.
Coppercoat commercial gives large vessel and plant operators huge time and cost savings for all of their equipment subjected to the harshest environments. The quantity of copper within the paint is a direct indicator of its toxicity. The rate at which the copper is released into the environment is much slower and lower than ablative and non ablative bottom paints containing cuprous oxide or even copper. Antifouling paints containing a copper biocide either use cuprous oxide or cuprous thiocyanate.
The first phase tested 46 coatings applied to fiberglass panels that were immersed in san diego bay followed with regular cleaning over four months. Although the usage of copper for anti fouling is currently under review by some states and the epa this metal has used reliably for centuries. All these planktons adhere themselves to the boat s hull and damage its paint.