The only RV roof caulk with a 10-year warranty.
Fortress10 was created to eliminate the need to apply caulk around your RV roof penetrations year after year.
Fortress10 is Kevlar™ infused, which makes it the toughest RV roof caulk on the market today.
Will never crack or peel.
Will expand to over 350% so when your RV moves, Fortress 10 moves with it.
When applied correctly you will have leak free penetrations.
Eliminates re-caulking the seams.
Will not oxidize.
Has a high UV rating, so the sun is a non-issue.
Withstands the most constant severe sun and frigid cold -40 degree sub zero temperatures.
Has the highest UL 790 Class "A" Fire Rating available.