Originally Posted by corn
thanks all. it is dry yeast : safale s-04. have not used this strain before. do you think I need two of these. also this is the biggest beer I will have brewed, is an air lock sufficient or do i need a blow off tube. thanks
Yes, I would suggest two packs.
If your primary is on the smaller side, go with a blow-off tube. Or if you're just concerned, a blow off tube certainly won't hurt.