Adam Finkelstein insightfully writes: > > Has anyone had experience with varying lengths of the entrance tube? YEs. I currently have a full size colony (10 frames) on display in a major art gallery. THe tube is over thirty (30) feet long. The tube is clear plexi of 3 inch diameter. > > I wonder if one meter is too long an entrance for a two frame observation > hive (American Langstroth frame). I would think not, IMHO. -- ------------oooooooooooooooOOOOOOOOOOOOOOOOooooooooooooo------------- Phil Veldhuis | If I must be a fool, as all those who reason Winnipeg. MB, Canada | or believe any thing certainly are, my follies [log in to unmask] | shall at least be natural and agreeable. David Hume (1739)