Eric Hains was a painter in oil, watercolour and acrylic. He exhibited at the Royal Academy Summer Exhibition, The Society of Architect Artists, London and Stuttgart and other Art Societies. His work has been purchased by the National Westminster Bank, Schroders Bank and Save and Prosper. Pictures may be seen in the permanent collection of Maidstone Art Gallery, Kent.

Hains was a Life Member of the Society of Architect Artists, London and Vice President of Maidstone Art Society.