- Daily Digest Guru
They will be fine!
The first post of this thread has a link to a pdf "what if the power goes out".
You will not even see a delay in the hatch.
Most of the things, like the cool down cycle, is good for ducks too. You need to use a different day though--I would wait until lockdown for the Duck eggs.
Wait to do stuff like that until you are comfortable with hatching though.
Put some bowls of vinegar on the incubator and let the fan run for a few hours, preferably overnight.