From Ilford’s HP5 Plus Technical Information:
Wash
Wash the films in running water for 5–10 minutes at a temperature within 5ºC (9ºF) of the process temperature. Or see note below for greater economy when using spiral tanks.
Note: For spiral tank use, the following method of washing is recommended. This method of washing is faster, uses less water yet still gives negatives suitable for long term storage. Continue reading “Washing Film – The Ilford Method “