
Steps for Fixing Camper Delamination
- Locate the Delamination Area: You will need to locate the area where the delamination has occurred. ...
- Mark the Area – Once you have found the areas that are in need of repair, mark these areas with painter’s tape. ...
- Park the Trailer Properly – You want to make sure that you can park your trailer in a place that allows you to have easy access to the areas that ...
- Remove Layers – You will need to be able to get at the delaminated panels which will require you to remove anything that may stand in the way. ...
- Prepare Epoxy – In a proper sized bowl or bucket, mix the epoxy and the hardener together following the instructions on the can. ...
- Inject Expoxy – Once the syringe has been filled, you will place the syringe between the delaminated layers. This will be the most difficult portion of the repair process. ...
- Clamp the layers together – As quickly as possible, you will need to press the layers together using the clamps. ...
- Repeat the Process as Needed – You will repeat this process for any area of the travel trailer’s exterior that is showing signs of delamination.
- Let is Stand – You do not want to remove the clamping system prematurely, as this could cause it to not stick together properly and then the entire process will ...
- Put Everything Back Together – Once the epoxy has had sufficient time to cure, it will be time to put the travel trailer back together. ...
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 delamination on a camper be fixed?
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.
How do you repair delamination on an RV trailer?
1:573:03How to Fix RV Delamination - YouTubeYouTubeStart of suggested clipEnd of suggested clipSo the first thing you need to do is seal. The area where there's the laminations. At whether it's aMoreSo the first thing you need to do is seal. The area where there's the laminations. At whether it's a roof vent up in the top rough to sidewall joint whatever.
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.
How do you fix fiberglass delamination?
3:3113:45RV 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.
Should I buy a trailer with delamination?
But for the most part, even though the water damage was repaired, the walls will continue to delaminate unless they too are properly repaired. With all the used RV's and travel trailers out there, unless you are getting the unit as close to free as possible, we usually recommend that you continue shopping.
Is delamination bad on a camper?
0:396:29What you need to know about RV Delamination - YouTubeYouTubeStart of suggested clipEnd of suggested clipIn there separation. In there is what you're getting so you get that delamination bubble the causeMoreIn there separation. In there is what you're getting so you get that delamination bubble the cause of that water effect getting inside of there okay.
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 trailer delamination?
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.
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 do you repair RV Skins?
1:317:31Repairing a delaminated RV wall and bubbled Fiberglass - YouTubeYouTubeStart of suggested clipEnd of suggested clipThe goal is to get the file on skin to sit flat against the underlying materials. After taping andMoreThe goal is to get the file on skin to sit flat against the underlying materials. After taping and plastic in the lower section we've inserted the shim that's supplied with the kit.
How do you repair fiberglass siding on a camper?
1:148:14How to repair a hole in a fiberglass RV - YouTubeYouTubeStart of suggested clipEnd of suggested clipWe used an epoxy. I use the West Marines epoxy which is excellent. Product. You can buy little kitsMoreWe used an epoxy. I use the West Marines epoxy which is excellent. Product. You can buy little kits for about 38 bucks is all you really need to do this entire.
How do I fix my hull 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.
What causes delamination on a travel trailer?
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.
How do you repair an RV exterior wall?
2:358:31DIY how-to fix for delamination & rotted camper wall - YouTubeYouTubeStart of suggested clipEnd of suggested clipThe most important part of the kit. And critical to the lamination repair process is the compost setMoreThe most important part of the kit. And critical to the lamination repair process is the compost set SLV composite bonding resin the rezident system matched with the syringes.
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 do you repair fiberglass RV walls?
0:381:49How To Fix a Bubbled RV Wall. Delaminated Fiberglass ... - YouTubeYouTubeStart of suggested clipEnd of suggested clipOnce an access point is located the injection process can begin using the tubing and syringes. TheMoreOnce an access point is located the injection process can begin using the tubing and syringes. The injection process is followed by clamping the delaminated area and sealing the resin inside the wall.
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 to tell if a camper has delamination?
If the fiberglass produces a hollow sound, it’s still a sign of delamination. Parking your camper in a shade can help you tell whether it features delaminated sidewalls. If the bubbles and waves inside the walls get flatter and smaller, it’s a possible delamination sign.
What happens when a camper gets delaminated?
When your camper experiences delamination, its gelcoat or fiberglass outer layer will start pulling away from the plywood or luan (also known as the substrate). Your RV’s siding will develop small cracks, which spread outward with time. Water intrusion in the siding will likely accelerate the development of the cracks.
Why does my RV have a bulge in the wall?
Once the walls lack a strong bonding agent to keep them together, they will peel away from each other and form an ugly bulge. Water from your bathroom and kitchen areas may trigger delamination on your RV’s siding. You’ll also notice the bulge in parts of your camper with a sink installed.
Why is my RV delaminating?
One of the main major causes of delamination on a RV is negligence. As a camper owner, it’s your duty to maintain the bonding agents and prevent them from accumulating moisture. The moisture buildup inside your RV’s walls makes the adhesive less effective.
Why is my RV wall delaminated?
RV delamination is caused by moisture that penetrates between the outer layer and the substrate resulting in weakening the bonded layers.
What causes a travel trailer to delaminate?
Delamination may result in further damage of your travel trailer walls when bubbles that form in the air pocket trap crack and trap moisture in between the walls. It can occur when water seeps into the walls through a vent seam, window or roof if your camper’s sealant is insufficient or deteriorated.
Why do campers have fiberglass siding?
However, manufacturers opted for fiberglass siding because of its lower overall costs, lightweight properties and durability . Today, campers feature sidings with interior decorative walls and exterior fiberglass vacuum bonded together to form a durable wall.
How to tell if RV is delaminated?
Look for any creases or bubbles and press on them. If the crease or bubble feels spongy to press , it’s a sign of delamination.
What is delamination in RV?
Each layer of material is bonded and reinforced to each other. Delamination occurs when debris (such as from the road or natural sources like hail) hits the RV over again. The fiberglass is durable and can bounce back, but the Styrofoam and wood aren’t as strong.
How much does lap sealant cost?
Lap sealant is relatively inexpensive (about $35 for four tubes), especially compared to delamination repairs. The failure to regularly use lap sealant (at least once a year, depending on how often you use your RV) can cause extensive damage, including sidewall delamination.
How long does an RV roof last?
RV roofs come in various materials, but as a general rule of thumb, your RV roof generally has a 20-year lifespan on its own. This time is the reason why maintenance and preventative measures are so essential to extend the lifespan of your RV’s roof.
Can you fix RV sidewall delamination?
Despite the cost and difficulty of repairing extensive RV sidewall delamination, there are a few things you can do to fix minor delamination and even prevent it from happening in the first place. However, fixing delamination yourself is no easy task, and you must be willing to put a lot of time and effort into repairs.
Why is it important to take care of an RV?
Taking care of your RV is important to keep it running and ready for family road trips for years to come. When the siding on the RV begins to look bubbled or wavy, the vehicle might have some RV delamination.
Can you use a delamination kit on a RV?
It’s important to note that if your RV has water damage in any of the inner layers, a delamination kit will not work. To use a kit and re-glue inner layers, you’ll have to remove the outer fiberglass to access the wood and Styrofoam. Use the syringes and tubing to get into hard-to-reach areas.
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?
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 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.
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 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.
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.
