How To Seal Rv Roof Seams

Randal murray is here to give you all a quick tutorial on how to properly care for and maintain the seals around your rv that need to be caulked.

How to seal rv roof seams.

Insert the tube into a caulking gun and apply a steady line of sealant around these areas. That s all there is to it. Dicor lap sealant on the other hand never hardens even after years of ultraviolet light exposure. Flex seal will protect your rv s roof surface from corrosion.

Flex seal liquid is liquid rubber in a can and it will stop leaks fast. Clean the area using denatured alcohol and add new sealant over the area that is cracked. Don t reach for silicone caulk to seal your exterior seams. If you read an article about resealing your rv roof and it says to get up on the roof with some silicone sealant to reseal a rubber roof the author does not know what they are talking about.

Option two is a canned sealant formulated specifically for fiberglass rv roofs. If you re having trouble getting the sealant into small gaps you can put on a rubber glove and push it in with your finger. It also will not melt peel or crack because of harsh weather conditions. Being a thick liquid flex seal is incredibly versatile and can be rolled dipped brushed or poured on surfaces.

Spread the sealer all over the area that needs a patch lay a piece of fiber glass tape over the patch cover it with more sealer. You can also take advantage of heng s rubber roof coating if you need to coat your rv s rubber roof. It works well in sealing epdm rubber roofs. Although this material is waterproof over time it dries to a hard finish and cracks.