Please note we have suspended sales to destinations outside of the UK from the Uniseal Shop website due to postal and customs issues which have increased our operating costs. We still sell Uniseals to Europe on eBay. Orders placed on this site from outside of the UK will be refunded less Paypal transaction costs.

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3/16" inch Uniseal U018 Tank connectors for Hydroponics Aquaponics. Excellent as a Hydroponic Grommet. Free Postage in the UK. Target delivery - three days. Ideal for use with PVC 6 mm OD tubing e.g. airline into vessels. Used with NFT Hydroponic Microtube. Two inserted into the side of a vessel with an interconnecting PVC tube on the outside can be used as a sight glass to determine water level inside the vessel. Pipe O.D. - 0.250" - 6mm Hole Size - 0.3" - 8mm

Zoom 3/16 inch Uniseal Zoom 3/16 inch Uniseal Zoom 3/16 inch Uniseal Zoom 3/16 inch Uniseal 1 Uniseal 5 Uniseals 10 Uniseals 20 Uniseals 2.99 5.69 9.49 17.09           Zoom 3/16 inch Uniseal Zoom 3/16 inch Uniseal Zoom 3/16 inch Uniseal 5 Uniseal Holesaw Kit 10 Uniseal Holesaw Kit 20 Uniseal Holesaw Kit 8.35 12.15 20.70       See Uniseal Prices in Euro on our mobile site - Here Not Confident buying from this site! All our payments are taken through a secure PayPal server with Paypal Buyer Protection We also sell Uniseals on eBay.co.uk Here. And We also sell Uniseals on Amazon.co.uk Here.