No. Freezers should be nominally at around -18C. We don't use
Fahrenheit in this country, unless you listen to Radio 2.

Whoops, sorry just noticed the non-UK crosspost. Obviously US subscriber to
rec.food.equipment can use Fahrenheit all they like (and can even listen to
Radio 2 if so inclined).

http://www.bbc.co.uk/radio/aod/radio2.shtml?listen

Christian.