Orbit DripMaster 67465 1/2-Inch Universal Elbow Works with all major brands of 1/2-inch distribution tubing-(.620-inch-.710-inch od) Works with the most common sizes of 1/2-inch drip tubing (690, 700 and 710 od) Compatible with all standard 1/2-inch dribution tubing Durable construction provides years of reliable use For outdoor use with cold water only