How To Seal Aluminum Trailer Roof

Four types of flex seal and how to use them on an rv roof.

How to seal aluminum trailer roof.

A self leveling lap sealant will be used for the roof. You will need two types of sealant for a complete rv resealing. Flex seal liquid flex seal spray and flex seal shot. The great thing is that you can use flex seal with many all rv roof materials.

The dicor brand is a very common recommendation. These patches create a permanent fix on your rv roof by sealing the rip or tear and allowing it to stay flexible for long periods of time so they will not peel away unexpectedly. Clean the area using denatured alcohol and add new sealant over the area that is cracked. Self leveling lap sealant and non leveling.

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. Flex seal comes in three forms. Flex shot comes in white and clear. There is one type for the siding and the other type for the roof.

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. Flex seal liquid and spray both come in black white and clear.