Things You'll Need
- Empty 20-ounce plastic soda bottle
- Sharp blade
- Clear, flexible tubing at least 3 feet long; diameter should fit fairly snugly inside the top of the bottle
- Aquarium-safe silicone glue
Instructions
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1
Thoroughly rinse the soda bottle. Remove the label.
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2
Evenly cut off the bottom of the bottle.
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3
Push the tubing about an inch into the bottle. Hold it in place and put a bead of silicone glue around the seal to create an airtight bond.
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4
Allow the glue to thoroughly dry before using the vacuum.
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1