Well lads I have all four inner arches on my nova painted with brush on blue hammerite smooth but now I want to have them black so I baught a tin of the hammerite underseal and I want to brush that on the arches. My problems ar
1. Can u paint that stuff over hammerite smooth
2. I know it doesn't compleatly dry but can u still clean dirt and stuff off it
3. Is hammerite even ok to uses on inner arches thanks