When I was doing extract, I never needed an oxygenation system of any kind. When you top off the Carboy with water on top of your Wort, you have plenty of oxygen in the Carboy. The simpler, the better I always say.
You Can Give A Man A Fish and Feed Him For a Day, or You Can Teach Him To Fly Fish And Spoil Him For Life
On DeckWitches Brew WDIPA
Primary Helles Wings MailBock,
Bottled SSBC Club Brew 2013
Kegged Lil' Sparky's Nut Brown Ale, Witches Brew IPA
On Tap Witches Brew IPA