You don t need to sand the whole van but i would recommend it as it gives the paint something to key to.
Paint roof van.
Paint the roof of your car using either a brush or a spray gun.
Spread a base coat and leave to dry for 15 minutes before applying the second coat.
Fill all the little holes and rust spots.
When looking for a long term roof solution rv roof magic provides outstanding characteristics not found in other coatings rv roof magic is a professional solvent based product with a fast set up time.
Allow the second coat to dry thoroughly.
Apply rv roof magic today and drive away tomorrow.
Once the paint goes on all the blemishes will be highlighted and can spoil what would be an otherwise smart van.
Aapply a clear coat to the roof of your vehicle.