If you can push your thumb nail into the epoxy and make a dent, it is usually still safe to recoat, however if the surface feels oily or waxy, you should assume there is amine blush and clean it off.

> If the cure time of the epoxy is retarded due to the colder temperatures
> does this also give you a longer time that one can recoat without the
> problems of amine blush and if so how can you tell if it is still ok to
> recoat ie - if the epoxy is still tacky is it OK ??