Suma Grill D9 is a heavy-duty degreaser for the cleaning of ovens and grills. Suma Grill D9 is a dark brown coloured liquid supplied in 2 litre ready-touse bottles and in a 10-litre concentrate for use with the Johnson Diversey Refill Station. Suma Grill D9 is an alkaline liquid with a faint characteristic smell but is non-tainting.