ILFORD ILFOTEC RT DEV/REP is a replenishable developer for machine processing of all consumer black and white films and must be used in conjunction with ILFORD ILFOTEC RT RAPID STARTER solution. It is specifically designed for replenished roller transport and short leader card process systems when very short development times or high temperatures are needed. ILFOTEC RT RAPID has a long tank life and good resistance to contamination, reliably producing excellent results under a wide range of conditions.