- The recess in the Keystone plug must be wiped with a clean cloth before tapping with a clean and sterile cask tap.
- Casks should be tapped at the same time as they are spited if sufficient taps are available, or at least 48 hours before the beer is required for sale.
- The tap should be partly open to prevent air being driven into the cask and disturbing the beer. The cask tap should be knocked firmly into cask with one powerful blow.
Or you can do it this way.