Dicor Ultra Sealant Primer is a solvent-based primer to be used in preparation of sealing TPO and EPDM membranes and polypropylene plastic rooftop accessories with Dicor Ultra Sealant. Read all instructions carefully before priming your RV roof.
NOTE: Dicor Ultra Sealant Primer is not to be used on plastics under stress, such as polycarbonate skylights.
Before You Order
Confirm the material is TPO, EPDM or polypropylene and read the full instructions; the source specifically excludes stressed plastics such as polycarbonate skylights.
Frequently Asked Questions
Can this primer be used on polycarbonate skylights?
No. The description says not to use it on plastics under stress, such as polycarbonate skylights.




