ASH Keating is a bit of a rural mural rebel.

The Melbourne artist's specialty is abstract painting and he likes to go big, his latest work now covering an exterior wall in the NAP Contemporary gallery car park on Deakin Avenue.

Keating is looking for fresh Mallee spaces, but don't ask him to paint cockatoos or kelpies on a silo because, as much as he appreciates country connections to such sight...