I have the stopper one and have used it in a hood but it is nice to not have to get the stopper on and off frequently, especially if you have a mix of glass and plastic carboys. If you're using buckets, then the stopper for sure.
Something is always fermenting
...."It's Bahl Hornin'"Primary:Brite Tank/Lagering: Kegged:
Hefeweizen, Chocolate Hazelnut Porter, Kumquat Saison, Tart Cherry Cider, Belgian Tripel, Maibock Bock, Ommegang Abbey Ale Clone, Belgian Golden Strong, German Pils (WLP830)Bottled:
Belgian Quad (Grand Reserve), Derangement (Belgian Dark Strong)On Deck: My Site: www.restlesscellars.com