Product Description
12" perforated aeration duct, 4 feet long, in 20-gauge steel with an interlocking seam. The perforations let air escape evenly into the grain, so you get good, consistent aeration the length of the run.
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12" perforated aeration duct, 4 feet long, in 20-gauge steel with an interlocking seam. The perforations let air escape evenly into the grain, so you get good, consistent aeration the length of the run.