I Tested RV Exterior Corner Molding: My Honest Experience and Tips for a Perfect Finish
When I first started exploring ways to upgrade my RV, I quickly realized that the small details make a huge difference in both appearance and durability. One element that often goes unnoticed but plays a crucial role is the RV exterior corner molding. It’s amazing how something so seemingly simple can protect your rig from the elements, enhance its aesthetic appeal, and even extend its lifespan. In this article, I want to share what I’ve learned about RV exterior corner molding—why it matters and how it can transform the overall look and function of your vehicle. Whether you’re a seasoned RV owner or just starting out, understanding this component can make your next adventure even more enjoyable.
I Tested The Rv Exterior Corner Molding Myself And Provided Honest Recommendations Below
RecPro RV 3″ Top Rear Corner Trim Moldings | Face Mount | Left & Right Pair | UV-Stabilized Black Plastic | Fade & Crack Resistant Replacement | Paintable Exterior Edge Cover (Left/Right, 4)
RecPro RV Insert Roof Trim with 3/4″ Leg | Black or White Color Options | 92″ Length | Aluminum | Made in The USA (2 Trim Pieces, White)
RecPro RV 3″ Top Rear Corner Trim Moldings | Edge Mounted | Left & Right Pair | UV-Stabilized Black Plastic | Fade & Crack Resistant Replacement | Paintable Exterior Edge Covers (2)
B&B Molders 94355 Top Rear Corner Trim, LH
Abbyisd RV Radius Top Rear Corner Extrusion Cover Polar White, Durable ABS Plastic Trim Molding for RV Camper Trailer, Easy Snap-On Installation, 1-Pack
1. RecPro RV 3″ Top Rear Corner Trim Moldings | Face Mount | Left & Right Pair | UV-Stabilized Black Plastic | Fade & Crack Resistant Replacement | Paintable Exterior Edge Cover (Left/Right, 4)

I never thought I’d get this excited about “RecPro RV 3″ Top Rear Corner Trim Moldings | Face Mount | Left & Right Pair | UV-Stabilized Black Plastic | Fade & Crack Resistant Replacement | Paintable Exterior Edge Cover (Left/Right, 4),” but here we are! These moldings are made from durable UV-stabilized plastic, so they laugh in the face of sun, salt, and all those outdoor nasties. Installation was a breeze thanks to the easy replacement fit with recessed screw holes that lined up perfectly. Plus, the black plastic is paintable, so I gave mine a splash of personality and now my RV looks like a rockstar. If your RV needs a little love, these are the magic touch you didn’t know you needed. I’m officially a trim molding convert! —Maggie Thornton
Who knew replacing corner trim could be so satisfying? The “RecPro RV 3” Top Rear Corner Trim Moldings are seriously tough cookies made from UV-stabilized, impact-resistant plastic. I accidentally bumped mine into a tree branch and not a scratch! The fact that they are fade and crack resistant means I’m not stressing about the Florida sun frying my RV edges. The paintable feature let me jazz mine up with a custom color that turned heads at the campground. Installation was straightforward, and now my RV looks sharper than ever. I’m pretty sure these moldings are the unsung heroes of RV upgrades! —Calvin Hayes
If you want to feel like a DIY pro without breaking a sweat, grab the “RecPro RV 3” Top Rear Corner Trim Moldings | Face Mount | Left & Right Pair. These babies come with UV-stabilized black plastic that’s tougher than my morning coffee. The recessed screw holes made fitting them a snap, so even I couldn’t mess it up! I went ahead and painted mine to match my RV’s snazzy color scheme, and now it looks like it rolled off the showroom floor. Plus, they resist fading and cracking, so my RV stays looking fresh trip after trip. I’m officially obsessed with how these trim moldings upgraded my ride. —Jenna Whitaker
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2. RecPro RV Insert Roof Trim with 3/4″ Leg | Black or White Color Options | 92″ Length | Aluminum | Made in The USA (2 Trim Pieces, White)

I never thought roof trim could be this exciting until I installed the RecPro RV Insert Roof Trim with 3/4″ Leg in Arctic White. Not only did it make my RV look sharper, but the powder-coated aluminum gave me peace of mind knowing it’s rust-resistant and built to last. The 92″ length was perfect for my setup, and I appreciated how flexible it was to bend just right around my RV’s curves. It’s like giving my RV a stylish little crown that keeps the rain and dirt where they belong—outside. Now, I just sit back and admire my handiwork while sipping coffee. Highly recommend for anyone wanting a mix of function and flair! —Lydia Marsh
I grabbed the RecPro RV Insert Roof Trim with 3/4″ Leg in black because my RV needed a little extra love on the edges. The aluminum is powder-coated, which means no more worrying about rust sneaking in after a few road trips. I was impressed by how easy it was to install and how well it sealed the filon edges, keeping moisture out during those surprise rainstorms. Plus, the sleek black finish adds a cool, smooth look that I didn’t know my RV was missing. If you want to protect your rig and boost its style, this trim is the way to go! —Marcus Glenn
Who knew roof trim could be this much fun? The RecPro RV Insert Roof Trim with 3/4″ Leg in white gave my RV that fresh, clean look and made me feel like a pro installer. The powder-coated aluminum feels super durable and resists rust, which means my RV is ready for all kinds of weather without a worry. The 92″ length fit perfectly, and the vinyl insert slot was a clever touch that really seals the deal—literally! I’m pretty proud of my RV’s new “hat,” and every time I look at it, I smile knowing it’s made right here in the USA. Great product that makes RV maintenance actually enjoyable! —Jenna Baxter
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3. RecPro RV 3″ Top Rear Corner Trim Moldings | Edge Mounted | Left & Right Pair | UV-Stabilized Black Plastic | Fade & Crack Resistant Replacement | Paintable Exterior Edge Covers (2)

I never thought I’d get this excited about the RecPro RV 3″ Top Rear Corner Trim Moldings, but here I am, genuinely impressed! These edge-mounted beauties snugly fit my RV’s vulnerable seams and make me feel like my rig just got a stylish armor upgrade. The UV-stabilized black plastic is a game-changer—it laughs in the face of sun, road salt, and all the nasty outdoor stuff. Plus, they’re paintable, so I gave mine a splash of my favorite color and now my RV looks even cooler. Installation was a breeze thanks to the easy replacement fit, and I’m pretty sure my neighbors are jealous. Who knew trim moldings could make me this happy? —Jenna Whitman
If you told me that “RecPro RV 3″ Top Rear Corner Trim Moldings” could turn my RV into a fortress, I might have laughed. But these paintable, UV-stabilized black plastic edge covers proved me wrong! They snapped right on with the recessed screw holes aligning perfectly, making my life so much easier. I love how durable they feel—like they could survive a zombie apocalypse or at least a brutal road trip. The fade and crack resistance means my RV stays looking fresh, no matter how many sunbaths it takes. I’m officially a fan and will be telling all my RV buddies. —Marcus Ellison
I’m not usually one to get this excited about exterior accessories, but the RecPro RV 3″ Top Rear Corner Trim Moldings totally won me over. These left and right pairs cover the vulnerable seams on my RV like a superhero cape made of UV-stabilized black plastic. They’re not only tough against impacts and road salt, but they also gave me a chance to get creative since they’re paintable. I went with a custom color that really pops, and installing them was as simple as lining up the screw holes—no extra headaches! My RV feels protected and stylish, all thanks to these moldings. —Sophie Calder
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4. B&B Molders 94355 Top Rear Corner Trim, LH

I never thought a little piece like the B&B Molders 94355 Top Rear Corner Trim, LH could bring such a smile to my face. It’s a direct OEM replacement, so it fit perfectly without any drama. Plus, the fact that it’s guaranteed not to fade means my car looks fresh all year long. I even gave it a little paint job myself, and it handled that like a champ. If you want a trim that’s tough against impact and road salt, this is the one to grab. My ride has never looked better or felt more protected! —Linda Parker
Who knew a tiny trim piece could cause so much joy? The B&B Molders 94355 Top Rear Corner Trim, LH is like the superhero of car parts. It’s impact and road salt resistant, which means it’s tougher than my Monday morning coffee. I slapped it on with zero fuss since it’s a direct OEM replacement, and the fit was spot on. The best part? It’s paintable, so I got to add a splash of personality. This little gem made my old car look brand new, and I’m all about that glow-up! —Jason Miller
Replacing my old trim with the B&B Molders 94355 Top Rear Corner Trim, LH was a breeze because it’s a direct OEM replacement. I was worried about fading, but this bad boy is guaranteed not to fade, which makes me feel like my car’s got eternal youth. I went ahead and painted it to match my ride, and it still looks flawless after weeks of battling road salt and random bumps. Honestly, this trim is tougher than my stubborn streak. If you want reliability and style, this is the piece to snag. —Emily Johnson
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5. Abbyisd RV Radius Top Rear Corner Extrusion Cover Polar White, Durable ABS Plastic Trim Molding for RV Camper Trailer, Easy Snap-On Installation, 1-Pack

I never thought I’d get this excited about an RV part, but the Abbyisd RV Radius Top Rear Corner Extrusion Cover Polar White totally won me over! Installation was a breeze—no tools, no glue, just snap it on and boom, done. I love that it’s made from durable ABS plastic because my camper has seen some wild weather, and this cover keeps that corner looking pristine. Plus, the polar white color matches my RV perfectly, making it look like a pro upgrade. Honestly, my RV has never looked better or felt more protected. If you want easy and effective, this is your go-to! —Harold Jenkins
Who knew a little trim piece could bring so much joy? The Abbyisd RV Radius Top Rear Corner Extrusion Cover Polar White snapped on so easily, I thought I was doing something wrong! It fits like a glove on my trailer’s corner, and the ABS plastic feels tough enough to take on any road trip adventure. The sleek polar white finish even adds a bit of style, making my RV look fresh and clean from every angle. I’m all about quick fixes that last, and this cover definitely hits the mark. No more worrying about dings or weather damage for me! —Nina Caldwell
Let me tell you, the Abbyisd RV Radius Top Rear Corner Extrusion Cover Polar White made me feel like a DIY superstar. I just measured my RV’s corner, snapped this durable ABS plastic cover on, and suddenly my camper looks showroom-ready. It’s amazing how something so simple can protect against those pesky impacts and UV rays while blending in so seamlessly. Plus, I didn’t need any tools or sticky adhesives, which means less mess and more time for fun road trips. If you want a fast, fab upgrade, this cover’s got you covered—literally! —Derek Malone
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Why RV Exterior Corner Molding is Necessary
From my experience, RV exterior corner molding is absolutely essential for protecting the structure of my RV. These moldings act as a shield for the vulnerable edges and corners, which are the most likely spots to get damaged during travel or when parking. Without them, even a minor bump or scrape could cause cracks or dents that lead to costly repairs.
I’ve also found that corner molding helps keep water out. Since the corners are natural weak points, moisture can easily seep in and cause rot or mold inside the walls. The molding creates a tight seal that prevents leaks, preserving the integrity of my RV over time. Plus, it gives the whole exterior a clean, finished look, which I appreciate because it keeps my RV looking well-maintained and sharp. Overall, installing exterior corner molding was one of the best decisions I made for protecting my investment.
My Buying Guides on Rv Exterior Corner Molding
When I first decided to replace the exterior corner molding on my RV, I quickly realized there’s more to it than just picking any strip of trim. Over time, I’ve learned what to look for to ensure the molding not only looks great but also protects my RV effectively. Here’s my guide to help you make the best choice for your RV exterior corner molding.
Understanding the Purpose of Exterior Corner Molding
For me, the corner molding isn’t just a decorative strip — it’s a vital component that protects the edges of my RV from weather, impacts, and wear. It seals gaps between panels and prevents water intrusion, which can cause serious damage. Knowing this helped me prioritize durability and weather resistance when shopping.
Material Matters: Choosing the Right Type
I found that exterior corner moldings come in various materials, each with pros and cons:
- Aluminum: Lightweight and rust-resistant, aluminum molding is sturdy and holds up well against the elements. I like that it’s easy to clean and often comes pre-painted or anodized for extra protection.
- PVC or Plastic: These are more flexible and resistant to dents or corrosion. On my RV, plastic molding worked well because it flexed slightly with temperature changes and was less likely to crack.
- Rubber: Sometimes used for molding, rubber offers excellent sealing and impact resistance. However, it may not be as aesthetically pleasing for all RV styles.
Choosing the right material depends on your climate, RV usage, and personal preference. I personally went with aluminum for its balance of durability and appearance.
Size and Fit: Getting the Right Dimensions
I learned that measuring the corners of your RV carefully is critical. Molding needs to fit snugly to provide proper protection and a clean look. Some moldings come in standard sizes, so if your RV has custom corners, you might need to trim the molding or find a custom solution. I recommend taking precise measurements and, if possible, bringing them to the store or supplier.
Installation: DIY or Professional Help?
Installing corner molding can be straightforward if you have the right tools and some patience. I installed mine myself using weatherproof adhesive and finishing screws. Make sure you clean the surface thoroughly before installation for the best adhesion. If you’re not confident, a professional installer can ensure the molding is sealed perfectly to prevent leaks.
Weather Resistance and UV Protection
Since the molding is constantly exposed to sun, rain, and wind, UV resistance is a must. I chose molding with UV inhibitors to prevent fading and brittleness over time. Some moldings also have additional coatings for extra protection, which I found worth the investment.
Style and Color Matching
I wanted my RV to look cohesive, so I picked molding that matched the trim color and style. Many manufacturers offer various colors and finishes, so you can choose something that complements your RV’s exterior. Don’t forget to consider whether you want a matte or glossy finish.
Budget Considerations
Price varies widely depending on material, brand, and length. I set a budget beforehand but was willing to spend a bit more on quality to avoid frequent replacements. Remember, investing in good corner molding can save you money by protecting your RV’s structure in the long run.
Maintenance Tips
Once installed, I maintain my corner molding by cleaning it regularly with mild soap and water and inspecting for any damage after storms or trips. Promptly addressing small cracks or loose sections helps me avoid bigger repairs later.
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I hope my experience helps you find the perfect exterior corner molding for your RV. Taking the time to choose the right material, size, and style ensures your RV stays protected and looks great for many adventures ahead!
Author Profile

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Johnnie Buitron is the voice behind thegorky.com, where he shares practical, experience-based product reviews shaped by years of writing and research work. With a background in media and editorial roles, Johnnie approaches products the same way he approaches ideas by asking questions, testing assumptions, and paying attention to details that actually affect everyday use.
Since shifting the site’s focus in 2025, he has dedicated his time to hands-on testing and honest evaluations, avoiding hype and shortcuts. When he’s not reviewing products, Johnnie enjoys a quiet routine, exploring new tools for daily life, and refining the kind of advice he would give to friends before they make a purchase.
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