If you are looking for sealants and not a coating. There is not much if any that can beat Sika products.
They have a long proven history.
__________________
2016 Int. Signature 28' w/ ProPride 3P-1400 Hitch
Mich. LTX w/ 16" Sendels, Centramatics
2017 Ram 2500 4x4 Diesel, CG1800 Bed slide, Leer topper
Better to live one day a lion than a lifetime a sheep. Camp hard, camp often
This website is not affiliated with or endorsed by the Airstream, Inc. or any of its affiliates. Airstream is a registered trademark of Airstream Inc. All rights reserved. Airstream trademark used under license to Social Knowledge LLC.