Rubber Grommets 3/4 Inch ID, Donut Rubber Grommet Ring drilled 1 1/8 Inch Hole using SCH40 1/2 inch Hydroponic PVC pipe and 25mm or 3/4 Inch Barbed Elbow Tee Straight Y Connector (Pack of 25)
WATER TIGHT Rubber Grommets: in connections of DIY hydroponic systems, dutch buckets, dripping systems, siphon aquaponic systems and irrigation systems…
LEAK-FREE SEAL: Donut-shaped Rubber Grommets help transfer water or nutrient solution from one reservoir to another one with tubing and barded fittings or piping and 3/4 Inch Vinyl Tubing
DURABLE: periodically replace worn old ones in existing hydroponic systems to ensure air and water tight seals in your hydroponic systems
3/4 inch Donut Rubber Grommet also goes with SCH40 1/2 inch PVC pipes or pipe's outer diameter matches grommet's inner diamete
The inner diameter of rubber grommet is 3/4" but the drilled hole on the bucket it fits into will need to be 1-1/8 inch
Description
Drill the right size hole on the reservoir and push rubber grommet in; then, insert the pipe or connectors.
Be sure grommet's groove is fully inserted into the drilled hole.
If you have trouble with connection, please use soap or oil on the Barbed Elbow, Barbed Tee, Barbed Straight, Barbed Y Connector or PVC pipe to slide through drilled hole on the bucket or tank easier.