
Repairing the RV delamination
- Step first involves identifying the damage that you want to fix. Remember, you don’t have to fix everything in a single go. ...
- Mark the area with paint tape. Planning is one of the key steps in this whole repair process. ...
- Create bracing support. This is the most important step as otherwise you will end up creating issues with the whole repair. ...
- Make injecting tube. You need an injection tube assembly that will be used to inject the resin/hardener solution into the delaminated area.
- Remove all items that block access to the delaminate area. ...
- Prepare epoxy resin and harder solution. Remember to have everything else ready before going for this step. ...
- Inject the resin and hardener solution into the laminations. Slowly inject the solution into the delaminated area and once done press hard temporarily before applying the bracing system and ...
- Clamp the region. Once the epoxy resin and hardener is injected make sure you clamp the whole section for good number of hours to around 15-20.
Full Answer
How to repair delaminated fiberglass on RV?
- Epoxy Resin
- Hardener
- Clamps
- Wood pieces for bracing system
- Injector and tube
- Cups for mixing the resin and hardener adhesive
- plastic to cover the affected area
- Paint tape for marking the area to be worked upon
- Gloves
- Other basic tools for making the bracing
How to repair delaminated RV?
RV Delamination Repair Kit
- Clamps (lots of clamps)
- Scrap wood for bracing
- Rubber gloves
- Wedges and shims
- Plastic Sheeting
- Basic tools
How to recognize, treat, prevent RV sidewall delamination?
Tips for a successful outcome
- Work from the bottom up clamping as you go
- Mark the area to be treated with blue painter’s tape
- Cover the area with plastic and painter’s tape to protect the surface from dripping epoxy or spill over
- Inject above the area to be treated so the epoxy drips down into the area you’re treating
Can RV delamination be repaired?
The good news is that RV sidewall delamination repair experts might be able to help. But be prepared for sticker shock: the cost of repairing RV sidewall delamination can run into the thousands of dollars. These expert repair shops will be able to tell you if it’s even worth it to attempt a repair, or just ditch the RV altogether for a new one.

Can motorhome delamination be repaired?
To fix RV delamination, once it gets really bad, requires stripping the sides and basically rebuilding the exterior walls. In most cases, this is a cost-prohibitive total loss. That is why it is best to prevent RV delamination by frequently inspecting and sealing every exterior seam.
Can delamination be repaired?
If you're prepared to give it a go yourself, it can prove to be a relatively cheap fix. All you need is a delamination repair kit, which can be easily found online. A delamination repair kit will usually include a mains substance and hardener which you mix together, like this one sold on Magnum Motorhomes.
How do you repair an exterior delamination on an RV?
3:1713:45RV Delamination Repair Tips // How To - YouTubeYouTubeStart of suggested clipEnd of suggested clipThe resin inside behind the panel then I would mix a small batch of epoxy. And basically suck it upMoreThe resin inside behind the panel then I would mix a small batch of epoxy. And basically suck it up into the injector. And then I would move to the area that I was going to treat.
How much does it cost to repair delamination on RV?
There are some DIY kits for $100-$300. These can be an excellent option for minimal repairs. What is this? However, you may need to call in professionals, and even minor repairs can cost well over $1,000 and require exterior wall replacement.
Should you buy an RV with delamination?
You should not buy a camper with delamination for two main reasons: This is a sign that the camper wasn't kept and maintained very well, thus it could have other issues the current owner may not want to share; Repairing RV delamination will cost you a great deal of money, as insurance doesn't usually cover it.
What does delamination look like on an RV?
0:246:29What you need to know about RV Delamination - YouTubeYouTubeStart of suggested clipEnd of suggested clipThe reason why it's bubbling like that is because it has lost its bond to the other materials theMoreThe reason why it's bubbling like that is because it has lost its bond to the other materials the styrofoam. Inside the aluminum studs in there.
Why do RVs delaminate?
The most common cause of the delamination problem is an owner failing to periodically re-seal seams with lap sealant. As a consequence, RV insurance companies and extended warranties don't usually cover RV delamination repairs.
Is delamination covered by insurance?
Will insurance cover it? Most insurance companies do not cover delamination as it's often a result of owner negligence. You will be responsible to making repairs and won't be able to make a claim if your RV is a total loss.
How do you repair fiberglass RV siding?
0:092:22How to fix RV Wall Delamination- DIY Fiberglass Siding Fix - YouTubeYouTubeStart of suggested clipEnd of suggested clipThe repair area RV walls are made up of many materials. And when these materials separate gluingMoreThe repair area RV walls are made up of many materials. And when these materials separate gluing them back together is one solution apply a clamping force is required. When doing this process.
How common is RV delamination?
Delamination is one of the most common problems that an RV owner will encounter. It happens to virtually all types of RVs, both old and new. Old used RV is more likely to experience this issue. New RVs will usually not experience this issue in the early years of their life, but the problem will eventually arise.
What causes delamination?
Delamination is a critical failure mechanism in laminated fibre-reinforced polymer matrix composites, and is one of the key factors differentiating their behaviour from that of metallic structures. It is caused by high interlaminar stresses in conjunction with the typically very low through-thickness strength.
How much does a new rubber roof for RV cost?
How much does it cost to replace an RV Rubber roof? Expect to pay between $3,000 and $8,000, depending on the size of the RV roof. Paying $300 per foot is typical for most RVs.
How much does it cost to fix delamination?
The cost of fixing RV delamination depends on whether you're fixing it yourself or bringing your RV to a shop. If you're going to DIY this project, you could spend around $200, depending on the supplies you have at home. If you let the professionals handle it, the cost could reach well into the thousands.
How do you fix a boat delamination?
Follow the steps below to return your surface to its former strength.Identify the delaminated area. ... Make sure the core is dry. ... Mix epoxy. ... Inject epoxy. ... Allow the epoxy to cure. ... Replace damaged laminate.
How do you repair caravan floor delamination?
1:079:07Caravan Spongy Floor/Delamination Repair - Camping With the ThorpesYouTubeStart of suggested clipEnd of suggested clipAll this back. It's how do you got this cap it where we aren't going to replace the cap it I thinkMoreAll this back. It's how do you got this cap it where we aren't going to replace the cap it I think we're gonna put some vinyl towels down or some vinyl floor. And yeah we're going to go from there.
What is the meaning of delamination?
separation into constituent layersMedical Definition of delamination 1 : separation into constituent layers. 2 : gastrulation in which the endoderm is split off as a layer from the inner surface of the blastoderm and the archenteron is represented by the space between this endoderm and the yolk mass.
What is RV delamination?
We already covered the basics above, but if you want to know how to fix and prevent delamination, it’s important to understand how it happens. Band-aid solutions won’t fix anything in the long term if you don’t get at the root of the problem.
How to repair RV delamination
Severe RV delamination is difficult to fix, especially if water damage has set in. If the plywood has begun to rot, the only way to repair it is to completely strip down the walls and replace them with a fresh structure.
How to prevent delamination
With any luck, you’ll never have to deal with RV delamination in the first place. Most RVs are well-made and can hold up to the wear and tear of a life on the road. Delamination is certainly something to be mindful of, but it’s not a danger that every RV owner faces.
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How Much Does It Cost to Fix RV Delamination?
The cost to fix RV delamination is largely dependent on how many sections or panels are affected by it.
Delamination on Camper
Campers and to a lesser extent, trailers too, are often made with a fiberglass outer shell.
How to Repair Delamination on RV
Like with any RV exterior wall repair, it’s necessary to work through it step-by-step. Use the list of required items mentioned earlier to perform the task.
Fixing Delamination on Camper
Solving delamination on a camper is not much different from a motorhome, or a travel trailer.
Is RV Delamination Covered by Insurance?
Whether a motorhome, trailer, or camper, delamination is not always considered coverable by RV insurance. It depends on the extent of the insurance policy coverage.
Should I Buy a Camper with Delamination?
Following on from the previous points, is it sensible to buy a camper with delamination?
Closing Thoughts
Regardless of whether delamination is only present in one corner of a single panel or it’s all over one side of the camper or motorhome, it’s no 5-minute fix.
How to prevent RV delamination?
In most cases, this is a cost-prohibitive total loss. That is why it is best to prevent RV delamination by frequently inspecting and sealing every exterior seam.
What is RV delamination?
RV delamination occurs when the outer layers separate. The fiberglass skin may lift up from the lining or wall material underneath. Bad cases of RV delamination can present itself as a large bubbling effect. Big areas of the exterior wall may have a noticeable bulge that compresses like a big blister when pushed.
How to remove old dicor sealant?
Here’s another tip that requires a gentle touch. Use a utility knife or razor blade to split the bead of Dicor. Place the blade into the seam at a 45 degree angle. Slowly and gently pull the knife, trying carefully not to slip and cause a large scratch, like I once did.
How is RV delamination made?
The interior walls are created by laminating additional materials on the other side. These assembled components are rolled through a large laminator which presses everything together under high pressure. RV delamination occurs when the outer layers separate.
How are the sides of the fifth wheel made?
The sides of our fifth wheel are made by laminating various layers of materials together. Large sheets of the fiberglass outer skin are glued to a lining and high density foam filled aluminum super structure. The interior walls are created by laminating additional materials on the other side.
Can RV siding cause delamination?
Poor siding seal can cause RV delamination. On our factory tour, the Arctic Fox product manager suggested this should be done every year. I’m confident that frequent inspection, and spot repair of any deteriorating seams will fix RV delamination. Or rather, maintaining good exterior wall seams will prevent it, or keep it from getting any worse.
How to fix camper delamination?
For a general idea on how to fix your camper delamination at home, you will need epoxy, an injector, clamps as well as other common tools. First, find the delaminated area, inject the epoxy into the affected area, then clamp it shut and wait until it dries. This is a simple process, but the extent of your damage may need to be completed by ...
What to look for when examining the exterior of a camper?
When examining the exterior of a camper, a travel trailer owner will want to look for sections of the exterior walls that do not look flat and smooth. There should not be any waves or bubbles underneath the outer coating.
What is the problem with a travel trailer?
One of the issues a travel trailer can have that will need to be fixed as soon as possible is being able to fix the fiberglass or outer exterior coating when it begins to pull away from the camper itself. This problem is known as delamination and will require immediate maintenance and fixing when it occurs.
Why is it important to keep a travel trailer in pristine condition?
Keeping a travel trailer in pristine condition is important to many owners. Having delamination issues will cause the trailer to not look its best. This is best prevented by regular maintenance of the sealants on the rig itself.
How many layers are there in a camper?
Some travel trailers even have as many as 7 to 10 layers depending on the model. Each of these layers are sealed together with a strong and hefty glue.
What happens if a travel trailer is left unattended?
If the issues are left unattended and not fixed, there is a possibility that the trailer will not be able to be fixed. This is why spotting and caring for this problem when owning a travel trailer is one of the most important maintenance items to conduct on a regular basis.
What does it mean when a travel trailer makes a hollow sound?
This will usually sound like a hollow spot, indicating that the coating is not adhering to the travel trailer.
Why is my RV siding bulging?
Bulging aluminum siding could indicate that the staples, adhesive or screws lost their grip on the frame and have allowed the aluminum siding to loosen up. You may not see the bulge when your RV is parked but it will show up as you drive. Just keep your eye out.
How to fix bubbles in fiberglass?
The repair of this problem may take a little skill. Once you start getting bubbles in your fiberglass you need to work carefully and sand down the bubble till you get to solid fiberglass. Next, you have to use fiberglass cloth and resin putty (gel coat or epoxy) until you get the spot back to level.
How big is a fiberglass RV hole?
You can fix it yourself and save a lot of money. Filon fiberglass usually comes in rolls and can be cut to different sizes from 1 to 40 feet in length. The rolls are usually a standard 8 1/2 feet wide.
Can you bang out dents on RV siding?
The only hindrance to this is that it may not be possible to bang out the dents on RV siding. Aluminum is an extremely difficult metal to bang out dents. It is just to easy to re-dent it in the opposite direction. The only cure for this problem is that you would have to replace the aluminum panel with a new one.
Can you patch aluminum siding on an RV?
RV Siding Patch. Generally, when you need a patch to your your RV siding, it is easier to just replace that damaged section if your siding is aluminum. There is probably less work in replacing the damaged section than there is trying to repair it.
Can you fix RV siding?
Repairing your RV siding has a lot of twists and turns. A lot of repairs will depend on the size of the damage, where it is and what material your siding is made of. The important issue to remember is that most of the damage done to your RV cannot wait for very long. The longer you wait the more damage you may cause.
Can you replace aluminum with fiberglass?
For aluminum, you can easy remove just one damaged section and replace it with a new one. Repairs are simple and often can be done with only one extra pair of hands. But fiberglass is different. While you can make small repairs, you usually have to replace the whole side panel of fiberglass to get the problem solved.
How to prevent RV delamination?
It is recommended that the RV owner prevent delamination by using a sealant on an annual basis to close up or repair any cracks, openings, or possible dents in the RV exterior. This will prevent moisture from leaking into those cracks and causing delamination.
What is RV delamination?
RV delamination is when the fiberglass, laminate, or gelcoat layer of coating on your RV exterior begins to bubble, tear away, or pull away from the shell. This coating is used to protect your RV from the elements, but the elements can, over time, tear away at your protective covering.
Why is my camper delaminating?
Delamination in a fiberglass boat, RV, or camper simply happens when the exterior protective coating starts to peel away from the walls or rig, and moisture gets inside.
What does it mean when your RV is soft?
This is a bad sign and usually means that you have moisture beneath your protective fiberglass coat that is loosening materials on your RV. When this happens, you will usually want to get it repaired pretty quickly. Ignoring it will only further exacerbate the process. 2.
How long do RV roofs last?
RV roofs are meant to last at least ten years, but with preventative measures and recoats every couple of years, you can attempt to extend that lifespan to twenty years.
What is RV delamination?
Before we get into RV delamination (and RV delamination repair costs), we should first talk about how exactly the walls of your RV are constructed. If you look at the inside wall and then the outside wall of your RV, you’ll probably notice they’re different. That’s because the walls of your RV are built like a “sandwich” of different materials.
How much does RV delamination repair cost?
If you’ve discovered delamination on your RV, your options depend on your situation. Professional RV delamination repair costs can climb quite high. If the damage is minor, however, it may be possible to fix it yourself at a reduced cost.
How do you prevent RV delamination?
Repairing RV delamination is complicated and RV delamination repair costs can be extreme. Because of this, prevention is a much better solution. Have you ever heard the proverb: “an ounce of prevention is worth a pound of cure”? It applies here.
RV delamination solutions
RV delamination repair costs can be quite high. Repairs can quickly soar to become multiple-thousand-dollar ordeals. And in a worst-case scenario, you may have to retire the RV entirely. Thankfully, DIY repair is an option in some cases, although it will take a fair amount of elbow grease.
Track your RV maintenance and repairs
Make sure you keep track of all your RV maintenance and repairs with an online tool such as Maintain My RV. Not only can you keep all of your documents in one place, but you’ll also receive timely reminders when maintenance is due to help you avoid costly repairs and potentially serious accidents.
Love RVing? You'll Love RV LIFE Pro
It’s the wanderlust, the freedom of the open road. It’s not the destination, but the journey. It’s exploring the world. You don’t need a house because when you travel, you’re home. That’s RV LIFE.
