Yes, I have a 6.5 gal for my primary, and a 5 gal for my secondary. I made my first few batches using plastic, but now I prefer glass. It is easy to see the activity level, trub, etc. They also clean well, and are nice to look at.
BEER: The Cause and Solution to all Life's Problems
Aging: Ugly Monk Belgium Abbey
Drinking: Heavenly Honey Wheat,Chocolate Stout, London Porter, Big Fat Fatty's Oatmeal Stout, Pete's Porter, California Not So Common, Ugly Monk Belgium Abbey, Maple Brown
Upcoming Brew: Bass Clone, Fosters (a light drink for those who think beer has to be light).