Grommet Top Hat 4MM Hydroponic Plumbing Fittings

4mm Top Hat Grommet.

Use to install airline or feeder line for airtight and watertight seal on plastic pots/tanks/reservoirs on hydroponic system.

Drill 10mm dia. hole and install grommet.

Push airline/feeder line through grommet to create watertight seal.

(4GTH)

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$4.50

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Grommet Top Hat 4MM | Hydroponic Plumbing Fittings