Photographic processing apparatus

A photographic processing apparatus for processing a continuous web of photographic material, said photographic processing apparatus comprising:

• a processing tank unit having an inlet through which a processing solution is supplied and first and second outlets through which said processing solution is discharged, said processing tank unit holding the continuous web of photographic material;
• first circulation means for circulating the processing solution through said processing tank unit, said first circulation means includes a first circulation conduit connected between said first outlet and said inlet and circulation pumping means connected to said first circulation conduit so as to force said processing solution to flow through said first circulation conduit;
• second circulation means for circulating the processing solution through said processing tank unit, said second circulation means including a second circulation conduit connected between said first circulation conduit upstream from said circulation pumping means and said second outlet, said second circulation means further including replenisher vessel in said second circulation conduit for holding a mixture of the processing solution and a replenisher, said replenisher vessel being open to the atmosphere;
• and
• replenisher supply means for supplying a fixed quantity of replenisher to said replenisher vessel.