Originally Posted by WinePilot
I've air locked both primary fermentations on a Merlot and Concord. No problems and it completely fermented. Both are in secondary right now under airlock. So far I've had no problems. I have my wine operation in the basement of a house built in 1944. Lots of dust and house spiders...so I didnt want to risk contamination.
Did you stir yours daily through the primary ?