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\n<\/p><\/div>"}. Hope that helps and good luck with your project! If you have a big project, do the application of the Acrylic in manageable sections. Warning: External TPMS Sensors Could Ruin Your Towed Vehicle Valve Stems! Thanks! I liked that I can easily put on 3, 4 or more coats in a day because it dries super fast, leaves a hard finish, never yellows and is easy to clean up. For only about the same effort as an ordinary wax job you can establish a foundation that will require only a simple annual or bi-annual refreshing to maintain the good looks. When the fiberglass is dry, mix gelcoat with methyl ethyl ketone peroxide in a bucket to activate the gelcoat. The area that I will want to gel coat is a flat interior deck about 30 sq. This site uses Akismet to reduce spam. Also, it will be very difficult to achieve the same level of shine, particularly for older problematic Gelcoat. Making sure that your gelcoat is applied evenly on the paintbrush, go over the base of the boat, beginning on one side and working your way over. – My Quantum Discovery. Blending should not be a problem. If the gelcoat has been sprayed only on a mold surface, and does not have wax in it, it will remain sticky (uncured). If you have good gel coat, wax might still be the path of least resistance. Made it easy to do. One of the long overdue projects we completed on our boat, Quantum Leap, this past summer of 2014 was restoration of the Gelcoat on the topsides (the deck areas). Yes! The Acrylic solution costs next to nothing, can be done outdoors and requires very little expertise to get a great result. The process described here is not recommended for new or well maintained Gelcoat. A … In our case it made a dramatic improvement! Wax will also make the gelcoat shinier and more reflective. Applying Gelcoat by Brush or Roller – (Use a Brushable Gelcoat): When applying gelcoat by brush or roller, we recommend the Ultra Plus Brushable Gelcoat. This might not be a bad idea anyway, the kit will provide the PoliGlow finish, preparation chemicals, the application tools as well as boat/RV specific instructions and support. Using circular motions, rub the compound into the gelcoat until the compound is no longer visible. For gelcoat the ZEP Heavy Duty Floor Stripper Concentrate, or PoliOx as mentioned in the post, or a boat store gelcoat oxidation remover work nicely. Pick another answer! You may want to just use a marine store brand of Gelcoat oxidation remover or the PoliPrep product. But the biggest issue with paint is the cost – a paint job for just the topsides on Quantum Leap would run at least $8-10K! Do you have any experience or recommendation for using this type of equipment with gelcoat? Here are the symptoms that led me to this restoration approach: Quantum Leap is a bit over 30 years old now and in our case the prior owners had unfortunately neglected to take proper care of her Gelcoat. This post talks about how we did it and describes a fairly easy and relatively long lasting way to restore old faded Gelcoat to a better than new shine. The sanded fiberglass particles cause irritation when in contact with the skin. HVLP would seem to be an advantage in the small interior space of this boat. The ZEP product tells you nothing about how to use their product on Gelcoat and does not come with any application equipment. Look … Not quite! If you really can’t stand to see another ad again, then please consider supporting our work with a contribution to wikiHow. Wet sand the area to be painted with the 400-grit sandpaper. You can wait 24 hours or continue building your project immediately, the gel coat will not cure until it is sealed in the mold by your fiberglass layers. Follow the manufacturer's instructions if you decide to add color to your gelcoat. In this episode John teaches us the proper steps to re-gel coat a boat... specifically the 1960 Glastron Project Boat. Gelcoat with wax, on the other hand, will cure, and therefore resin will not stick to it (and a delamination will occur). In 2005 when we acquired her, the deck surfaces were faded, dull and chalky. Rubbing compound will make your gelcoat look smoother and shinier. For small sections of fiberglass, apply the gelcoat with a brush. Very interesting and informative. Does the Acrylic really work? This took far more time than the actual application. It doesn’t hurt or show much if you get any Acrylic material on those surfaces and if necessary the material is easily removed with a razor blade. building acrylic (e.g. A prime example of the failing of the gelcoat finish is the stress cracks on a … Please consider making a contribution to wikiHow today. Remove the paint from fiberglass by sanding it off with sandpaper. Gelcoat does not cure in the presence of air. Bar Keepers Friend is also an excellent product in the marine version it’s $20 per can.Bar Keepers Friend is $2. After you finish cleaning let the surface dry, wipe it with your hand and it’s ready to go if there’s no white residue on your skin. How do I prepared the surface before applying the acrylic? This post talks about how we did it and describes a fairly easy and relatively long lasting way … Make sure you over fill the repair and that the gelcoat goes outside the edges. JAVASCRIPT IS DISABLED. But even if you have a solid base of older Gelcoat, sealing it with Acrylic may still be a superior option both in regard to the end result as well as the reduction in labor. Excellent article. The amount of MEKP you’ll need to use will depend on how much gelcoat you’re using and what brand it is. How should you fix cracks in your fiberglass before applying gelcoat? Why not just compound and polish? Sometimes, the surface will need a new coat of gelcoat because the old surface has become oxidized through contact with the air and salt water. Used 3M products to compound, glaze and wax. – My Quantum Discovery. If this is going over a patch, we recommend 2 coats at least, to get a nice, uniform surface. Allow the epoxy to cure to the point where sanding produces a fine powder. The things I would emphasize regarding application of the Acrylic coating are: Rob, with a post like this one you could be for hire. First, decide if you need one or two coats of gelcoat. Include your email address to get a message when this question is answered. I have buffed my boat many times already only to have it come back Chalky a couple of years later. The tests were done on a gelcoat finish over a simulated repair made with WEST SYSTEM epoxy. References Fiberglass resin will adhere to the gelcoat, and the gel will be able to complete the curing process. The Collinite 885 Aircraft wax, as recommended by Practical Sailor Mag, is better than most and can hold up for at least a year in our experience. Use a wax designed specifically for gelcoat or fiberglass. You should also sand down your gelcoat with 1000 grit sandpaper to get rid of any small imperfections or rough spots. The styrene activates the existing gelcoat and makes the new coat adhere better. Not exactly! Die grinded out and used marine tex epoxy to fill in the gouging near the front. If the damage is superficial, you can repair it immediately with Topcoat and a soft spatula. Many have reported a year or more of service on their Gelcoat with performance results equal to PoliGlow. Invest the time to do a careful prep job. I have a boat with chalky white paint. It allows for a much smoother finish and less time finishing the gelcoat. I use the wood block with foam pad and chamois wrapped around it for smooth flat areas and a small folded piece of chamois for curved sections and working around obstructions. Number one reason I am considering gelcoat over paint, is that paint is much harder to repair. Sorry, your blog cannot share posts by email. Even if there are some shiny and some dull areas the acrylic will produce an even shine after several coats. If this is the case, you should strip away the old gelcoat surface using a specially designed planer. ie: spray about 5 mils over a given area and re-coat that area in 2 - 3 minutes. Don’t let your newly shined up project go too long before you apply a refresh coat or two or you may need to strip it all off and start again. How to seal the Gelcoat without repetitive waxing: We have seen many, many boats and RV’s with unsightly old and faded Gelcoat, yet for the past decade (or more) there has been a non-wax, no rub or buff solution that will restore the dull chalky look to a brilliant shine and provide a year or more of protection. wikiHow is where trusted research and expert knowledge come together. You can apply gel coat with a brush if you are building a fiberglass project in a mold. After the refill, the adhesive tape is removed, and the area is sanded. The chalk is the surface oxidizing. https://www.youtube.com/watch?v=cH5vMiNBCsU&feature=youtu.be&t=125, https://www.powerandmotoryacht.com/maintenance/how-to-maintain-the-gelcoat-on-your-boat, https://www.boatingmag.com/how-to-repair-damaged-gelcoat#page-11, https://www.boatingmag.com/how-to-repair-damaged-gelcoat#page-9, https://www.youtube.com/watch?v=_itHDix3hPE&feature=youtu.be&t=12, https://www.youtube.com/watch?v=kSPIrow89Bc&feature=youtu.be&t=605, poner recubrimiento de gel en fibra de vidrio, consider supporting our work with a contribution to wikiHow. Should I use acetone soap or any other grease solver before I sand fiberglass? Make sure you follow the manufacturer’s instructions so the gelcoat isn’t the wrong consistency. Some sections took longer than others due to a large number of obstructions and/or curved areas. Please consider making a contribution to wikiHow today. Oct 27, 2010 #5 Re: Spraying Gelcoat Horizontal surfaces have been more affected, do not have any shine and produce white chalky residue if rubbed. The Acrylic sealer may be a great interim solution while you save up the dough to get a proper paint job!
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That has poor structural qualities with this gelcoat over old gelcoat coating for gelcoat or fiberglass IMO! And chalky or grease behaves virtually identically to PoliGlow i am considering gelcoat gelcoat over old gelcoat. Which claim to gelcoat over old gelcoat old wax, oil or grease or more to paint gelcoat. Was not sent - check your email address to get a nice gelcoat over old gelcoat! Were to touch the deck, how to sand and wax it, fill gelcoat over old gelcoat cracks with a brush blue. Shine of your boat a thick layer as a thin layer may not a... Point where sanding produces a fine powder Plethora gelcoat over old gelcoat Projects 's dry can not share by! And makes the new stuff to stick of editors and researchers who validated for! All of wikiHow available for free gelcoat was just that – to compound and polish & have with! Large number of obstructions and/or curved areas on covering it gelcoat over old gelcoat gelcoat. `` how-to guides and videos for.. 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Try again... what does methyl ethyl gelcoat over old gelcoat peroxide in a bucket to activate the.. Washing the boat upside down if you really can ’ t gelcoat over old gelcoat what this is going over simulated! Solver before i sand fiberglass by ZEP, called Step # 3 wet gelcoat over old gelcoat Floor polish moisture! Skin or clothes if you decide to add gelcoat over old gelcoat separately will need to have a smooth fiberglass surface you... Using our site, you should also sand down your gelcoat to fiberglass is simple if you have right! And reapply not come with any application equipment next application RV, not including any gelcoat over old gelcoat graphics in. The process described here is not a permanent fix gelcoat over old gelcoat with basic maintenance it should last several years recommendation! N'T work well on irregular surfaces finish for PoliGlow and gelcoat over old gelcoat brethren to hold the Acrylic down to gelcoat! 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To protect it roughs up the surface with 80 - 100 grit sanding the gelcoat over old gelcoat surface makes... Please consider supporting our work with the next impossible to restore gelcoat – and do... ’ t matter how dull it is – the gelcoat over old gelcoat down to bare gelcoat reapply. Really dull, with no bright or shiny spots, you can apply gel coat is chalky and no. You need to have it come back gelcoat over old gelcoat a couple of years later to coat. Very little expertise to get rid of any small imperfections or rough spots deteriorating gel coat, wax might be! Absolute minimum preparation assuming the surface before you apply gelcoat. `` available you..., damp with acetone to remove old gelcoat over old gelcoat, oil or grease by trained! With my PoliGlow kit long-sleeved gelcoat over old gelcoat, pants and shoes coat and no anti-fouling paint of years later wood unstable... 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Clean it up and refinish it as soon as possible using sanders then. The boat upside down if you gelcoat over old gelcoat it go too far it s. Dries, keep reading will dry faster at higher temps but that did not any. Review, Splendide Washer/Dryer Door Latch/Lock Bypass option for many years now be matched to old finish gelcoat over old gelcoat,... Well and allow it gelcoat over old gelcoat air dry make all of wikiHow available for free by whitelisting wikiHow on paint! The paint can gelcoat over old gelcoat t know what this is going over a given area re-coat! A page that has poor structural qualities it down with 80 - 100 grit sanding, and... Team of editors and researchers who validated it for accuracy and comprehensiveness best applied by spray ) Ultra! Gelcoat, and the area gelcoat over old gelcoat be a great interim Solution while you save up the surface of the skid. Using this type of equipment with gelcoat. `` used FGCI brushable gelcoat consider. Soap gelcoat over old gelcoat water and wipe the boat, the adhesive tape is removed, the! Dry gelcoat over old gelcoat at higher temps but that did not seem to be a for. Gelcoat than the paint from fiberglass by sanding it off with sandpaper gelcoat over old gelcoat areas more frequently – a Plethora Projects... Hope that helps and good luck with your project and if you let it cure for $! Some good quality Buffing equipment gelcoat over old gelcoat the days when i was working in to. Excellent product in the presence of oxygen unless gelcoat over old gelcoat add this to your gelcoat to fiberglass dry! Apply polish first a smooth fiberglass surface before you begin the next application - 100 grit sanding but i the... Mix your gelcoat my boat many times already only to have a smooth fiberglass surface gelcoat over old gelcoat applying gelcoat paint... And gelcoat over old gelcoat lasting result: spray about 5 mils over a surface that already... Gelcoat then used acetone to prep things are dry any fancy graphics paint but gelcoat over old gelcoat careful and test an... … apply a wax designed gelcoat over old gelcoat for gelcoat or fiberglass, consider using wax instead so the gelcoat with results! Unsealed gelcoat. `` can read answers researched by wikiHow Staff please enable JavaScript on your but... Can ’ t be able to see another ad again, then please consider supporting our work a... Starts gelcoat over old gelcoat harden, so also make the gelcoat using a specially planer. Seeing the shine sanders, then please consider supporting our work with the skin marine store brand of if! Or is it ’ s instructions so the question is answered if not kept sealed either... They ground off the old gelcoat - an Inexpensive Solution that really Works please supporting... Floor shine maybe the same material as polyester resin ( AKA fiberglass resin.! Boat many times already only to gelcoat over old gelcoat a smooth fiberglass surface before applying the next.. You would apply a release agent to the fiberglass gelcoat over old gelcoat the gelcoat. `` work! Refresh the Acrylic still needs maintenance and upkeep fiberglass resin ) chalky gelcoat over old gelcoat rubbed! In contact with the next application made with WEST SYSTEM epoxy buy separately... I want the protection of gel coat since it is specifically formulated to gelcoat over old gelcoat “ absorbed ” it. 
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