Made with premium quality polyethylene resins, DIG's 0.700 in. O.D. brown blank poly tubing for drip irrigation is designed to meet the demands of any drip irrigation project, above or below ground, from residential gardening to commercial landscape and agricultural installations. The brown drip tubing, commonly referred to as poly tubing, blank tubing, or drip hose, is used as the primary supply line of a drip irrigation system into which drip line, micro line or drip emitters are connected to deliver water to the plant area. DIG's drip irrigation brown poly tubing has outstanding environmental stress-cracking resistance, high burst strength and UV protection for durability and long life. Used as the primary supply line in a drip irrigation system into which micro tubing, micro line, drip emitters or drip line are connected. Used with B12100, B18100, B18250 and B18500 PC dripline. Color: Browns/Tans.