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Oxidation on roof  This thread currently has 2,577 views. Print
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Carol W Luetjen
February 24, 2009, 1:14am Report to Moderator
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Our 06 Monterey needs to have something done to our roof there are white streaks down the side of the coach  but we've been told not to wax the roof what to do???
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Louis Williams
February 24, 2009, 2:33am Report to Moderator
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While at Monaco in Wildwood back in the fall, Dazzling Detail washed and waxed my 06 Monterey. They also did something to the roof. Then the first time it rained I had white chalk looking material on the sides and the back of the coach. It seems to have cleared up now.


Louis Williams
2006 Beaver Monterey
C9 CAT
Seagrove Beach, FL
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Marty and Suzie
February 24, 2009, 4:50am Report to Moderator
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We bought our 2002 Thunder 2 years ago from out of southern Ca. that had been stored outside and the top was sun-dried out to a chalk like condition. If it rained or I washed the coach it would get the chalk streaks down the sides and look terrible. I found a 3M marine rubbing compound/sealer  made for fiberglass at a marine/boat shop and got up on top and went to work. I did it by hand  but you can use a power buffer if you have one. What a difference that made! No more streaks, rain or washing. I wax my roof once a year and have two Beaver buddies that also do and we keep our coaches under cover when not in use and still wax the roof. Marty


2002 Patriot Thunder
C-12   455hp.
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Carol W Luetjen
February 24, 2009, 1:27pm Report to Moderator
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Thanks w/try it and let you know!
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LEAH DRAPER
February 24, 2009, 3:08pm Report to Moderator
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Can't imagine why anyone would tell you NOT to do anything to the roof.  The Bend Beaver Coach Sales advised me to at least once a year to clean the roof and apply a good Carnuba wax to it.  I found a Carnuba wax that is very easy to apply and buff at Home Depot (quite by accident).  It is a brand called ZEP.  I cleaned the roof first with Gel Gloss for fiberglass and then applied the ZEP carnuba wax.  I did it all by hand so it indicates how easy the job was (except on the knees)!


albqkid


2008 Contessa (425 hp Cat) 38'
PT Cruiser/SMI braking
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Richard And Babs Ames
February 24, 2009, 5:48pm Report to Moderator
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We have washed regularly with Zip Wax "Wash and Wax" made by Turtle Wax and  sold in the large container at Wal Mart and other retailers and fould that with regular washing or the roof along with the rest of the coach have had no streaking in the 10 years of owning this coach nor the 5 we owned the previous Beaver.


1997 Beaver Patriot
3126B  CAT  
South Central FL
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Carol W Luetjen
April 21, 2009, 12:32am Report to Moderator
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Tried to find 3M compound/sealer to no avail... used ZIP Turtle wash n wax but still hav e some streaks after rain so have to get the oxidation down w/try Gel Gloss for fiberglass if I can find it. Took tqo hours w/Zip wash/wax!!
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Louis Williams
April 21, 2009, 2:19am Report to Moderator
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Look on p.90 of Camping World's 2009 master catalog and you will see Gel Gloss advertised @ 29.99 per gal. or  $19.99 for 1/2 gallon.  Maybe this will work.


Louis Williams
2006 Beaver Monterey
C9 CAT
Seagrove Beach, FL
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Jeremy Parrett
September 9, 2010, 1:38am Report to Moderator

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One fix.... Aerospace 303 protectant.  Works well;easy to apply and lasts.
Fix two.....Tape off unpainted white gelcoat area ,clean and paint with Dicor roof elstomeric  paint....good for 10 years....no more waxing!!!


Jeremy & Jane Parrett  
2000 Marquis Amethyst C12 455HP
2002 Jeep.
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Joel Ashley
September 9, 2010, 10:19am Report to Moderator

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303 Protectant is about as good as it gets when it comes to UV protection, but it can be hard to find and is expensive when you do.  Monaco's instructional video recommends washing the whole coach with Dawn dish detergent and using Meguiar's Quick Detailing Wax with a random orbital polisher.  I did that annually except unfortunately last year, so it's been over 2 years and this is the first summer I've seen white streaks after rains.

That said, my brother has been dealing with classic and other cars all his long life, and says no wax, even those with maximum carnauba content, will protect from UV more than a month before it breaks down  .  When we got the new coach, he tried his best to get me to immediately have a carport built for it over our home RV pad.  I can barely afford the coach, much less a cover for it in addition;  so I figured I'd just try to wax it well once a year and that would have to do.  My brother's caution aside, my experience has been that the Meguiar's seems to do the job if you use it annually.  Even after more than 2 years, I find dirt or bird stains (and the white streaks off the roof) mostly just rinse right off the sides and caps.  I still hope to get a coat on it before winter if my health allows.

Don't know why you were told not to wax the roof, other than making it slick to walk on.  The roof and front cap take the brunt of what the environment has to dish out, so if any parts need protection, it's them.


Joel and Lee Ashley
36 ft 2006 Monterey
C9 400HP Cat
Beaver Believers
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chris l meyer
September 9, 2010, 1:27pm Report to Moderator
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I have a 06 coach, what i use is mop and glow floor wax. It will last about a year. this some thing simple. i did this on my 98 coach also and so far it is easy and it works. it may yellow the roof but i cannot see that
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cnlshirk
September 9, 2010, 3:44pm Report to Moderator

Cream/Lt Blue 2001 Marquis Jasper/CAT C-12
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My solution is Rapid Roof III from Conklin Roofing at http://www.conklin.com.  Five gallons cost $269.19 plus shipping.  If you supply the labor, you can get the whole thing done in 4 days.  First remove the dome and solar panels if you want to seal those areas.  Then clean the surface and let it dry.  Next mask the edges and apply 3 coats with a drying day in between. It provides an new roof of flexible non-skid surface and seals all the leaks on the roof.  No more oxidized gel coat streaks.  No more monthly trip to the roof with Mop N Glo or polish.  I should have done it years ago.

Larry
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Gil_Johnson
September 9, 2010, 7:19pm Report to Moderator

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I've been trying to decide what to do as well.  However, my roof is white painted sheetmetal.  I didn't realize some coaches have fiberglass roofs, which is what they would have to have if gel coated.  I was considering eposy non skid that's typically used on boats.

Gil



Gil
2008 Contessa Westport 42
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Richard And Babs Ames
September 9, 2010, 7:24pm Report to Moderator
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Quoted from Gil_Johnson
I've been trying to decide what to do as well.  However, my roof is white painted sheetmetal.  I didn't realize some coaches have fiberglass roofs, which is what they would have to have if gel coated.  I was considering eposy non skid that's typically used on boats.

Gil


I thought all Beavers had fiberglass roofs, are you sure.



1997 Beaver Patriot
3126B  CAT  
South Central FL
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Gil_Johnson
September 9, 2010, 10:05pm Report to Moderator

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You are correct.  This is straight from their sales brochure:

9-layer ROOF Construction (top to bottom)
• One-piece molded crowned fiberglass roof
• Luaun backing
• Thick, tapered bead foam insulation
• Aluminum double I-beam superstructure filled
with fiberglass insulation
• Vapor barrier
• Structure foam: thermal insulative barrier
• 1/2” bead foam insulation
• Foam padding for extra insulation
• Padded vinyl ceiling

Having walked on the roof, I would never have thought it was fiberglass.  It sure is thin and flexible.

Thanks for asking,

Gil



Gil
2008 Contessa Westport 42
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Edward Buker
September 10, 2010, 3:50am Report to Moderator

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After looking at several options and reading some boat forums, with users having favorable results painting decks of fiberglass boats using white Rustoleum Marine Deck paint, I opted for that paint system for my roof. The prep consisted of pressure washing the roof with a Simple Green solution. Once dry I scrubbed the roof surface with a Red Scotchbrite automotive prep pad and then washed the surface with an automotive wax and grease cleaning solvent by 3M. The prep took about 3 to 4 hours. I taped the perimeter and roof structures with two inch Scotch Blue Painters Tape (approx 1.5hrs) and then used a 1 inch by 6 inch roller to roll on two coats of deck paint. (less than 2 hours per coat and 3 quarts of paint total) This job can be completed for about $100 in about 8hrs spread over several days. Lowe's carrys the Rustoleum Marine Deck Paint and there is a sand grit system that can be added if you wanted. I opted to leave mine smooth for dirt shedding purposes and I did not find it to be any more slippery than the gel coated surface. Probably less slippery than a waxed surface. This paint is highly UV resistant and is made to hold up in marine environments. After one summer it still looks fine and no chaulking. I see no negative issues with this marine system. If needed after a number of years it could be lightly sanded and another coat of paint added, the same method that you would treat and refinish a boat deck. Hope this helps.
Regards Ed



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Ed Buker
Lillian AL
2002 Beaver Marquis
Cat C12
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Eddie LeBlanc
September 10, 2010, 7:51pm Report to Moderator
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I've had the same problems with the paint breakdown on a 1992 Marquis roof. It is cleaned up a lot with a good scrubbing with any kind of cleaner, (I used Soft Scrub with Simple Green) and then an application of Mop and Glow. And currently all the white streaks have stopped.

I assume any good cleaning and a good wax is ok. But a better choice is a total repainting. There are a lot of choices, anywhere from paints to elastomeric coatings. I had posed this question on the FMCA forum sometime back, and several responses were helpful.

But the best product is a paint on elastomeric coating with ceramic insulating spheres in it. It is a white coating that has a high insulating factor due to the additition of hollow ceramic balls. About the consistancy of flour. I did find a product that was made for this, called Bus Kote .  
http://www.hytechsales.com/prod2150.html, the company also makes a clear coat that can be applied on top.

While this can be more costly, with an undercoat, then the Bus Kote, then the clearcoat, it is supposed to peform well and also increase the insulation effect by as much as 30 to 40 percent. And it can be rolled, brushed, or sprayed. I hope to try the process in the future. But untill then, the Mop and Glow works well.

Regards,

Eddie LeBlanc & Carole Miller
1992 Marquis Regent
Beaumont, Texas


[color=blue]Eddie LeBlanc & Carole Miller
1992 Marquis Regent
BeaumontTX[
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Edward Buker
September 10, 2010, 8:34pm Report to Moderator

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Eddie,

I had read about that product but a three coat system turned me off, too many interfaces to break down. Elastometric systems mean they do not harden very well and this is a coating that I think tends to build up and would not be very smooth. Smooth sheds the dirt better. As far as insulation I can understand that painting a metal bus roof white for reflective purposes and having a "rubberized" coating on it would help reduce the heat as opposed to a metal surface painted a darker color. As far as having insulative qualities for a fibergalss RV roof, it is hard to imagine an R value that would be high enough to provide any substantial insulating value when you are talking thicknesses in mils. Our roofs are already light colors from a reflective viewpoint.

Unless the gel coat is in absolutely terrible shape I think the problem we are working with is the same that the marine industry has worked on for years. The surface oxidizes and shed particles, which leave the surface more porous and rougher over time taking away the reflective surface characteristics. On a boat you see the dull oxidized decks and on our roofs we see the remnants of the sheded gelcoat particles in the form of streaks.

The sun and moisture that a boat deck sees is worse than our motorhomes sees and the paint system for boat decks is sealing the gelcoat, producing a highly reflective glossy surface, that is UV stabilized and durable. The application we have for our roofs is exactly the same as the marine industry. I would rather have a proven thin glossy paint coated surface to scuff and recoat (if ever required) somewhere down the road than a 3 coat elastometric system.

This is just one persons opinion after owning boats for years and having been happy with the quality of deck paints used. Maybe someone has used that elastometric system on an RV and can shed some light on it....

Regards Ed


Ed Buker
Lillian AL
2002 Beaver Marquis
Cat C12
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Keith Moffett
September 11, 2010, 10:33am Report to Moderator

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Ed
Ive been lookikng for this system for a long time.  Congrats, your roof looks great.
Here's a couple of questions
1)  Did you continue this onto the end caps?
2)  Did you remove all the vents and sky light and A/C?
3)  Did this product cover the sealant (acrylar?) that was remaining on the roof like upto the drip rails which I assume were masked off?
Thanks for this pic
Keith


98 Patriot 3126 40'
Keith & Carol
God Bless!
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Edward Buker
September 12, 2010, 1:35pm Report to Moderator

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My goal was to seal what sees sun all the time and not turn this project into more than it needed to be. I did not remove anything. I used a small diameter roller that could roll under some obstructions like the solar panel edges. I painted maybe 6 inches under the perimeter of the solar panels with some down pressure on the roller to get underneath. I taped around the base of the airconditioners and rollered and sometimes brushed to get under the edges. If I remove an airconditioner at some point I will paint that area. I taped an edge just overlapping the clearcoat by maybe 1/4 inch all the way around to seal and tack down those edges with deck paint. On my last motorhome that is the area of clearcoat that tended to fail first. I also rollered up over some of the acrilar sealant around edges of vents etc. My thinking is that it would also help keep the acrilar from degrading. In the application I did roller at a fairly quick rate to keep a wet edge going not that it is such a big deal to see a roller mark on a roof.

It will take time to see how many years this sort of paint treatment lasts before some additional paint work is needed, hopefully 5 or more years. It will do a good job of keeping the gel coat from degrading however long that is and the refinish should be quite managable. Hope this helps.

Later Ed


Ed Buker
Lillian AL
2002 Beaver Marquis
Cat C12
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Ron Langdon
September 13, 2010, 10:34pm Report to Moderator
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Let's hear it for Mop and Glo! And that yellow tint hasn't bothered me yet.
Ron
06 Monterey Laguna IV
C9


Ron Langdon
2008 Patriot Thunder
C13
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tompatfud
October 2, 2010, 12:03am Report to Moderator
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I use fiberglass cleaner, the kind made for shower stalls once a year and the top of my 05 Monterey still looks like new


Tom and Pat Fudale
o5 Beaver Monterey Cat C9 400 hp 36 FT
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Edward Buker
October 8, 2011, 6:24pm Report to Moderator

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We arrived home several days ago and decided to wash the motorhome (really needed it) which includes a roof wash. I have been keeping tabs for the folks on the forum as to how the Rustoleum Marine Deck Paint as a roof finish was holding up. We have now been through two very sunny summers spending time in Texas, New Mexico, and Arizona at temperatures over 100 degrees followed by some nights in the 30s up in the Tetons and all points in between. After 10k miles and five pressure washings there is still no oxidation, no peeling or delamination, and the finish has retained its gloss. After the first year I removed the original rather large footprint satellite system and it was easy to scuff the surface, solvent wash, and roller on several coats of the paint overlapping the existing paint edges that were ended at the original dish edge. One of the photos includes that area with a footprint of screws, residual wires, and lap sealant sealing the screw heads. You may need to click on a photo to enlarge it enough to see that. I cannot see where the paint lap was at this stage. That would indicate that any future painted surface repairs would blend in easily if that became necessary.

My net is that so far this roof finish has been trouble free and easy to clean. Keep you posted next fall...

Later Ed



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Ed Buker
Lillian AL
2002 Beaver Marquis
Cat C12
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Jeremy Parrett
October 9, 2011, 3:39pm Report to Moderator

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Location: Catalina Spa and RV Resort.Desert Hot Springs.CA
before heading to Cabo San Lucas I paid $75 to Extreme RV in Chula Vista to clean,tape off and paint the white portions of the roof on my 2000 Marquis with Elastomeric paint. The 2 gallons used cost $30 each on EBay. It was applied with rollers and brushes and has held up very well.It has a 10 year guarantee. I am going to extend the white area to the caps when we get down to San Diego in November as well as refinishing the radius .
No more white streaks. This paint is easy to use;clean up is with water; it is very non skid and if needed it can be sanded off in seconds.
This paint is flexible . Judging by the way the roof flexed with three big guys walking around applying the Elastomeric paint,I feel a hard paint might get cracks in it over time.



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Jeremy & Jane Parrett  
2000 Marquis Amethyst C12 455HP
2002 Jeep.
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