k rend thin coat

[wil]

Anyone know how long primer tc can be left on the substrate before applying tc 15, I know 24 hrs as a minimum but what as a maximum cheers

 

[Dansouthcoast84]

Bout a week should be fine.

 

[User___removed]

Longer than a week surely?

 

[richardbrown]

As long as you like as long as it's not collecting dust, algae growth etc