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High-density polyethylene bell-mouthed fitting with a sealed-in, coarse porosity polyethylene disc at the large end results in smaller bubbles.<br><br><ul style="margin-top:0px; padding-top: 5px; padding-bottom: 5px;"><li>30.5cm long (12") x 6.35mm ID (¼") low-density polyethylene tube is fitted to the other end </li><li>Suitable for insertion into small openings</li><li>Bell O.D.: 2.54cm (1")</li></ul>

Bel-Art Polyethylene Gas Dispersion Tubes with Polyethylene Disc 4Pk

polyethylene-gas-dispersion-tubes-with-polyethylene-disc-4pk

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