DIG 1” premium polyethylene drip tubing is designed to meet all installation requirements for drip irrigation or low-volume irrigation systems for commercial, agriculture, and residential applications. Our 1″ drip tubing is available with 1.200″ OD in 250’ and 500’ coils. Made of low-density polyethylene resin with a minimum of 2% carbon black, the polyethylene tubing exhibits a combination of outstanding environmental stress-cracking resistance and burst strength.