Airline Tubing, Black, 4x7mm - 30feet for Hydroponic Systems

Flexible and durable, this hydroponic tubing is ideal for various hydroponic methods including deep water culture - DWC hydroponic and RDWC system, ebb and flow / flood and drain system, drip system, and nutrient film technique NFT system. High-quality hydroponic tubing, 30' feet of black vinyl black air tubing for connecting air stones to an air pump in a hydroponic growing kit. This hydro tubing can also be used for hydroponic water irrigation and drippers. Outside diameter: 0.276" (7mm) Inside diameter: 0.157" (4mm) This hydro tubing is easy to cut, install, and reposition as needed. Good for your outside and inside garden dwc hydroponics and more.