"the product can go directly over any of these thank you
Various Metal Roofing systems
Weathered Galvanized Click Here for More Information
Weathered aluminum
Weathered copper
EPDM
Any original EPDM rubber roofing system.
Fiberglass
Hypalon
PVC - Please visit our high volume Silicone product page
Grace Ice and Water Shield.
Acrylic Sheet and any acrylic based product
Weathered Vinyl
(Aged) Polyurethane Foam
Torchdown
Modified & BUR roofs
Concrete, where there is little foot traffic (consider moisture test. If moisture is present bubbling may occur)
Can be tiled over (can be applied over thin-set)
Any roof where a 3rd party coating such as an elastomeric or acrylic was previously applied.
TPO-Must be aged five years. "