Nozlen Model DT3001 The Nozlen Document Tube Model DT3001 is our most popular storage tube. This tube expands from 24.5" up to 40". The diameter of this tube is 3.5".
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Nozlen Model DT4001 The Nozlen Document Tube Model DT4001 is our largest storage tube. This tube expands from 30" up to 49". The diameter of this tube is 4".
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Nozlen Model DT5001 The Nozlen Document Tube Model DT5001 is our newest storage tube. This tube expands from 28" up to 49". The diameter of this tube is 3".
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