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🛡️ Seal your adventure, not your schedule!
Ziollo RV Roof Lap Sealant is a premium self-leveling EPDM caulk designed for rubber roofs, seams, and vents on motorhomes, trailers, and campers. Its flexible, waterproof formula withstands extreme temperatures and UV exposure, providing long-lasting protection with easy, mess-free application. Safe for multiple surfaces and non-toxic, it ensures reliable, professional-grade sealing that keeps your RV leak-free and adventure-ready.






| Asin | B08PMSZBZW |
| Best Sellers Rank | #15,246 in Automotive (See Top 100 in Automotive) #51 in RV Sealants |
| Brand Name | Ziollo |
| Color | White |
| Compatible Material | Aluminum, Concrete, Fiberglass, Metal, Plastic, Polyvinyl Chloride, Rubber, Wood |
| Customer Reviews | 4.5 4.5 out of 5 stars (798) 4.5 out of 5 stars |
| Item Form | Liquid |
| Item Weight | 10 Ounces |
| Manufacturer | Ziollo |
| Material Type | Rubber, Silicone |
| Model | Caulking |
| Number Of Items | 4 |
| Part Number | FlexCaulk |
| Style Name | caulking |
| Surface Recommendation | Roof |
| Unit Count | 40 Fluid Ounces |
| Upc | 627987137071 |
| Water Resistance Level | Waterproof |
User
Dicor VS This product
I needed to reseal everything on my RV roof. i had four tubes of dicor left from a past project. i needed 10 tubes to complete the project. I couldn’t get more Dicor in time so I ordered this product. Using them back to back, its very similar to dicor. This product maybe 10% runnier, thats all I noticed. Runny is fine in my opinion as you want it to flow out. overall, good product So far, time will tell. See photos, the antenna is sealed the Dicor and the 2 vents are sealed with this product.
User
Works great
Easy to apply. Worked great
User
Great product with best warranty….
This stuff goes on easy,self leveling and dries fast.It appears to stay flexible too.I’m so happy with the way it covered the seams I’m going to order the big bucket and put it on the whole roof.
User
Good product
Worked great but was a little more runny than other brands. Don't use close to the sides of your rv
User
Nice price good deal
Nice priceGood deal
User
does the trick
works well to block water penetration
User
Runny, but functional..
I ordered this along with a major brand’s re-roof kit. The sealant that came in the kit was much thicker than this product, which I prefer! This was very watery and runny, and although it needs to be “self-leveling”, this ran down into my gutters and kinda made a mess..3 star functional, but much prefer the slightly thicker formula~Problem is, I couldn’t find that brand’s sealant other than in the complete kit-
User
quality of the product
I was very impressed with the product, is was very simple to apply.
User
Great for roof top applications - (Slow to cure)
This product did a great job on the RV roof. Self levels well, it is very liquid and designed for the top of flat surfaces, would not recommend for walls as it will just run off. It says it dries fast but mine was still very tacky after 24 hours. After two days it was cured very well and looks like it is there to stay. Great product for roof top applications,
User
Great Product
Product was a little more runny than I would of liked it but other than that it went on excellent. Fast delivery.
User
a campers best friend to avoid leaks on roof
perfect to fix dryed out cracked silicone on rv roof, prep and clean is key. flows very fast so cut a small hole at tip, self leveling is very nice and still thick enough to do top of my windows. once dry it feels very durable and will last years to come
User
Very watery but good product!
Good product. Good price. VERY runny. Like extremely runny. Once it settles and finds where it needs to go it lays down nice but one tube doesn’t go very far it’s so runny.Since it’s cheaper than the stuff with the bald guy on it I’ll keep using this product though. Just be prepared for a mess if you’re not careful Lol
User
Correct mais tube mal mélangé
J'ai déjà utilisé ce produit sans problème mais cette fois, il y avait une huile au début du tube. Comme si le produit était mal mélangé. Une section de l'application a dû être recommencé parce que l'adhésion était mauvaise.J'ai dû faire sortir une portion du scellant pour sortir cette huile du tube.
Trustpilot
2 months ago
2 weeks ago