Check the listing for details. ULTRAponics GroTube PLANT SITE for DIY Hydroponic Systems. Color: White, Condition: New. Listed at 12.95 USD. Hello. Thanks for looking. This listing is for one ULTRAponics, Inc. PLANT SITE as used as one of the proprietary parts for our ULTRAponics GroTube made of drinking water quality PVC in the USA. This is a new part intended for use as a replacement for a broken Plant Site on our Grotubes or in your DIY hydroponic system using 4" PVC pipe. If you're making your own hydroponic system based on the "Flood and Drip"/"Ebb and Flow" Method out of 4" PVC, these parts are for you. For each system you're making, you'll need one Plant Site, one Strainer, one Plate for EACH plant, plus one Fill, one drain, two End Caps and either two Elbows or two Tees for each GroTube in the SYSTEM. Plans are included with parts purchase. See also: our other proprietary parts, including STRAINER, PLATE, FILL, DRAIN, ELBOW, TEE and END CAPS for replacements or DIY hydroponic systems that you build. MADE IN THE USA !!!! Order as many as needed. 1000s available. Quantity discounts available. Dealers wanted. See our website for more information: www.ultraponics.net Will ship quantities and mixed/matched ULTRAponics parts at actual shipping cost and will also ship internationally for additional actual cost.