here is what you can apply the product directly over
thank you
- EPDM
- Can be applied directly over non-silicone products such as Dicor, Kool Seal and elastomerics.
- Alpha rubber roof made by Fleetwood RV
- Fiberglass
- Butyl Rubber
- Hypalon Rubber
- Vinyl-As long as it is aged. An adhesion test is required
- Metal