Bottom Paint

F150

I hate to give you an indefinite answer, but....it depends.....

on whether it's in fresh or salt water........paint lasts longer in fresh water

on how warm the water is ..........the warmer the water, the shorter time the paint lasts

the specific types of marine organisms present in the environment....

the type and quality of paint used---how much copper is in the paint, which type of paint is used (hard, ablative, etc), whether the type of paint is right for the particular water environment the boat is in.

New paint can last as little as 6-8 months in some walt water environments to as much as almost 2 years in fresh cold water situations.

Don't forget that some types of bottom paints (most of them) lose their effectivness if they're taken out of the water for more an a few days as oxidation occurs with the copper, rendering it inert.

The best one to answer your question is a marine yard in your area which is familiar with the paint involved and the local conditions.

Sorry to be so............indefinite!!!!!!!!!!! Joe.
 
Quote:
New paint can last as little as 6-8 months in some walt water environments.

That walt water must be a right coast thing. :rose2 Never ran into that round' these parts.

Jon [/quote]
 
F150- You're welcome!

Jon and Bearh- Watch out for that walt water: Walt's a nororious over-consumer of the brew at many C-Dory gatherings, and when he gets up and pees over the side in the "wee-morning" hours, you've got to beware of the "walt water" everywhere!!! No morning dips until after the tide change!
 
C-Dory Comics:

I'm more of a gear-head and less of a chit-chat type, but here's something funny that we all can get a good laugh out of. Enjoy!
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The following is an actual question given on a University of Washington chemistry mid term. The answer by one student was so profound that the professor shared it with colleagues, via the Internet, which is, of course, why we now have the pleasure of enjoying it as well.

Bonus Question: Is Hell exothermic (gives off heat) or endothermic (absorbs heat)?

Most of the students wrote proofs of their beliefs using Boyle's Law, (gas cools off when it expands and heats up when it is compressed) or some variant. One student, however, wrote the following:

First, we need to know how the mass of Hell is changing in time. So we need to know the rate that souls are moving into Hell and the rate they are leaving. I think that we can safely assume that once a soul gets to Hell, it will not leave. Therefore, no souls are leaving

As for how many souls are entering Hell, let's look at the different religions that exist in the world today. Some of these religions state that if you are not a member of their religion, you
will go to Hell. Since there are more than one of these religions and since people do not
belong to more than one religion, we can project that all souls go to Hell, barring supernatural intervention.

With birth and death rates as they are, we can expect the number of souls in Hell to increase exponentially. Now, we look at the rate of change of the volume in Hell because Boyle's law states that in order for the temperature and pressure in Hell to stay the same, the volume of Hell has to expand proportionately as souls are added.

This gives but two possibilities:

If Hell is expanding at a slower rate than the rate at which souls enter Hell, then the temperature and pressure in Hell will increase until all Hell breaks loose. However, if Hell is expanding at a rate faster than the increase of souls in Hell, then the temperature and pressure will drop until hell freezes over.

So which is it? If we accept the postulate given to me by Teresa Morrison during my freshman year, that "...it will be a cold day in Hell before I sleep with you," and take into account the fact that I still have not succeeded in having sexual relations with her, then #2 cannot be true, and thus I am sure that Hell is exothermic and will not freeze.

The student received the only "A" given.
 
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