Spring must be coming - anti fouling question

Mandarin331

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Spring , or at least the boat jumble, is coming and so thoughts are turning to antifouling, last year it was two coats of Tiger, which seems to be doing ok in Tollesbury without a mid season scrub.

This year we're back to the Deben on a swinging mooring, can we get away with the cheaper cruiser or even classic? Does anyone have any experience of these lower cost ( I can't bring myself to say cheap) antifoulings.
 
Nothing works on the Deben, so Tiger is probably as good as any other.
You may as well put gold leaf on the bottom for all the good it will do you.
Revise that if you are in the TMYH, where Richard says Micron works quite well.
 
Gosh Roger, int'l HR in glass jars. That dates you(and me!). I remember using that stuff in the mid 60s, crawling between the bilge keels of the parents Eventide on its trailer on the front lawn, before retiring to watch the Five Nations on black and white TV!
 
Gosh Roger, int'l HR in glass jars. That dates you(and me!). I remember using that stuff in the mid 60s, crawling between the bilge keels of the parents Eventide on its trailer on the front lawn, before retiring to watch the Five Nations on black and white TV!
I only ever had one bilge keeler , my first real yacht,a Silhouette 11, lesson learnt. i have always had fin keel since
 
Only ever sailed one bilge keel boat- my parent's first boat was a Kingfisher 30. They bought it new in 1965. When it came to scrubbing we went into Queenborough Creek and dried out, but I got the job of scrubbing and antifouling between the keels as I was still at school. Never again.

With reference to the OP I would recommend buying the most expensive antifouling as it has more ingredients to stop fouling. I use Micron Extra 2 in Dover White. Being berthed in Chatham Marina it is very effective as there is little growth in the stiller waters and I never scrubbed all season. When she was pulled out a couple of weeks ago there was only a light slime and just a few barnicles on the bottom of the keel and stern gear. Looking at the surface I think I only need one extra coat for this season. It was rolled on and has remained slightly textured, so I will brush the new coat on to smooth it out. The yard manager commented that he found the Dover White to be the most effective colour of Micron Extra 2 and it is the best antifouling. Look at my details for a link to see some photos. Micron Extra 2 was also the best on test in the PBO test. http://content.yudu.com/A2ofet/Inte...ttp://www.yachtpaint.com/gbr/diy/default.aspx
 
I would recommend buying the most expensive antifouling as it has more ingredients to stop fouling. I use Micron Extra 2 in Dover White.

I felt sure that I remember reading the data sheets of Micron extra to find that the Navy Blue contained the most active ingredients (more even than black)
BUT
I can't find the data to back that up

I'll have to have another look when I'm next in a chandlery (or boat jumble)
 
With reference to the OP I would recommend buying the most expensive antifouling as it has more ingredients to stop fouling. I use Micron Extra 2 in Dover White. Being berthed in Chatham Marina it is very effective as there is little growth in the stiller waters and I never scrubbed all season. When she was pulled out a couple of weeks ago there was only a light slime and just a few barnicles on the bottom of the keel and stern gear. Looking at the surface I think I only need one extra coat for this season. It was rolled on and has remained slightly textured, so I will brush the new coat on to smooth it out. The yard manager commented that he found the Dover White to be the most effective colour of Micron Extra 2 and it is the best antifouling. Look at my details for a link to see some photos. Micron Extra 2 was also the best on test in the PBO test. http://content.yudu.com/A2ofet/Inte...ttp://www.yachtpaint.com/gbr/diy/default.aspx


I'm using Micron Extra 2 in Dover White on a swinging mooring on the Medway. Welcome to 4 weekly scrubbing from April to October if you want the underside of your boat to look semi reasonable. If you're serious about racing, fortnightly would be better....!

It's soft antifoul and doesn't like the jet wash much unfortunately. I had the bottom sand blasted at Fox's last year and they put a layer of hard paint on first to make sure you don't jet wash back to any fillers etc.

When I kept the boat in Chatham MDL slime was about all we could expect too at the end of the year. Luckily there is usually someone friendly at the club (MYC) to work the scrubbing trolley so yo can keep on top of the regular cleaning that's required.
 
Last winter all the antifoul was removed, the hull sanded, GelShield applied, dark blue hard antifoul followed by Dover White. So plenty of protection. I had been advised the marina was a much lower growth area than in the river. The lower oxygen content in the water along with low mud sediment certainly help, not to mention the slightly raised residual radioactive level, all certainly do make a difference. I had planned for a mid season scub, but decided to see how much growth started. Still managed to win a HNYC race in September - and singlehanded. No longer interested in more competitive racing, been there and done that, including winning a RYA appeal against a race committe for knobbling my rating against their own published rules.
 
Seajet Shogun has been the best AF at Southwold for the last 3 or 4 years.
However last year they hiked the price up yet again so I took up a reps offer and tried Jotun Mare Nostrum last season with good results and a colleague tried International Cruiser Uno with also good results.
Ironically the customers who stuck with Shogun last year didn't fare as well.

Ultimately there seems to be a fair amount of luck involved depending on whats the in beastie this year.
Sea Squirts ruled here in 2014 along with heavy infestations of barnacles on props.

I think its a hindsight game.
 
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